From c3958e34c0de21df52e57e47e4f47ffe6464f138 Mon Sep 17 00:00:00 2001
From: Cliff Click <cliffc@acm.org>
Date: Sat, 3 Oct 2026 09:29:42 -0700
Subject: Graph updates; readme updates

---
 chapter07/docs/07-graph1.svg | 2 +-
 chapter07/docs/07-graph2.svg | 2 +-
 chapter07/docs/07-graph3.svg | 2 +-
 chapter07/docs/07-graph4.svg | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

(limited to 'chapter07/docs')

diff --git a/chapter07/docs/07-graph1.svg b/chapter07/docs/07-graph1.svg
index e6ee94a4..d5de1351 100644
--- a/chapter07/docs/07-graph1.svg
+++ b/chapter07/docs/07-graph1.svg
@@ -60,7 +60,7 @@
     .count { font-size:20px; min-width:35px; text-align:center; }
     #N { width:6ch; }
     #scrub { width:clamp(120px,35vw,600px); }
-  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(32,171)"><rect class="region-box" rx="8" width="296" height="102" fill="#f1f6fc"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge ASSOC" id="e1i0" d="M84,527 C84,551 735.5,524 735.5,548" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#1[0] → #18 · ASSOC · 3: $ctrl</title></path><path class="edge ASSOC" id="e1i1" d="M256,379 C256,403 795.5,524 795.5,548" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#1[1] → #16 · ASSOC · 3: arg</title></path><path class="edge ASSOC" id="e5i0" d="M104,258 C104,282 735.5,255 735.5,279" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#5[0] → #6 · ASSOC · 2: $ctrl</title></path><path class="edge ASSOC" id="e5i1" d="M256,258 C256,282 795.5,255 795.5,279" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#5[1] → #8 · ASSOC · 2: arg</title></path><path class="edge CTRL" id="e6i1" d="M124,118 L124,205" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#6[1] → #14 · CTRL</title></path><path class="edge DATA" id="e8i1" d="M244,118 L244,128 L256,128 L256,205" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#8[1] → #17 · DATA</title></path><path class="edge DATA" id="e10i1" d="M256,261 L256,298 L408,298 L408,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[1] → #8 · DATA</title></path><path class="edge DATA" id="e10i2" d="M572,278 L572,288 L438,288 L438,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[2] → #9 · DATA</title></path><path class="edge CTRL" id="e11i0" d="M104,261 L104,430" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#11[0] → #6 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M408,382 L408,392 L184,392 L184,430" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #10 · DATA</title></path><path class="edge ASSOC" id="e12i0" d="M204,527 C204,551 735.5,604 735.5,628" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#12[0] → #19 · ASSOC · 2: $ctrl</title></path><path class="edge ASSOC" id="e12i1" d="M256,258 C256,282 795.5,604 795.5,628" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#12[1] → #8 · ASSOC · 2: arg</title></path><path class="edge DATA" id="e16i1" d="M256,261 L256,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[1] → #8 · DATA</title></path><path class="edge DATA" id="e16i2" d="M420,278 L420,288 L286,288 L286,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[2] → #15 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(704,548)" style="opacity: 1;"><path class="box" d="M4,0H116Q120,0 120,4V52Q120,56 116,56H4Q0,56 0,52V4Q0,0 4,0Z" fill="#e5e0ff"/><text class="label" text-anchor="middle" x="60" y="48"><tspan>Scope</tspan><tspan class="node-id">  #1</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 Scope
+  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(32,171)"><rect class="region-box" rx="8" width="296" height="102" fill="#f1f6fc"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge ASSOC" id="e1i0" d="M84,527 C84,551 735.5,524 735.5,548" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#1[0] → #18 · ASSOC · 3: $ctrl</title></path><path class="edge ASSOC" id="e1i1" d="M256,379 C256,403 795.5,524 795.5,548" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#1[1] → #16 · ASSOC · 3: arg</title></path><path class="edge ASSOC" id="e5i0" d="M104,258 C104,282 735.5,255 735.5,279" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#5[0] → #6 · ASSOC · 2: $ctrl</title></path><path class="edge ASSOC" id="e5i1" d="M256,258 C256,282 795.5,255 795.5,279" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#5[1] → #8 · ASSOC · 2: arg</title></path><path class="edge CTRL" id="e6i1" d="M124,118 L124,205" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#6[1] → #14 · CTRL</title></path><path class="edge DATA" id="e8i1" d="M244,118 L244,123 Q244,128 249,128 L250,128 Q256,128 256,134 L256,205" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#8[1] → #17 · DATA</title></path><path class="edge DATA" id="e10i1" d="M256,261 L256,290 Q256,298 264,298 L400,298 Q408,298 408,306 L408,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[1] → #8 · DATA</title></path><path class="edge DATA" id="e10i2" d="M572,278 L572,283 Q572,288 567,288 L446,288 Q438,288 438,296 L438,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[2] → #9 · DATA</title></path><path class="edge CTRL" id="e11i0" d="M104,261 L104,430" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#11[0] → #6 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M408,382 L408,387 Q408,392 403,392 L192,392 Q184,392 184,400 L184,430" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #10 · DATA</title></path><path class="edge ASSOC" id="e12i0" d="M204,527 C204,551 735.5,604 735.5,628" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#12[0] → #19 · ASSOC · 2: $ctrl</title></path><path class="edge ASSOC" id="e12i1" d="M256,258 C256,282 795.5,604 795.5,628" stroke="#9396a3" marker-start="url(#arrow-ASSOC)" style="opacity: 1;"><title>#12[1] → #8 · ASSOC · 2: arg</title></path><path class="edge DATA" id="e16i1" d="M256,261 L256,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[1] → #8 · DATA</title></path><path class="edge DATA" id="e16i2" d="M420,278 L420,283 Q420,288 415,288 L294,288 Q286,288 286,296 L286,326" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[2] → #15 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(704,548)" style="opacity: 1;"><path class="box" d="M4,0H116Q120,0 120,4V52Q120,56 116,56H4Q0,56 0,52V4Q0,0 4,0Z" fill="#e5e0ff"/><text class="label" text-anchor="middle" x="60" y="48"><tspan>Scope</tspan><tspan class="node-id">  #1</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 Scope
 Type not computed
 
 [0] → #18  ASSOC  3: $ctrl
diff --git a/chapter07/docs/07-graph2.svg b/chapter07/docs/07-graph2.svg
index 72153555..d2488859 100644
--- a/chapter07/docs/07-graph2.svg
+++ b/chapter07/docs/07-graph2.svg
@@ -60,7 +60,7 @@
     .count { font-size:20px; min-width:35px; text-align:center; }
     #N { width:6ch; }
     #scrub { width:clamp(120px,35vw,600px); }
-  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(24,171)"><rect class="region-box" rx="8" width="637" height="410" fill="#f1f6fc"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge CTRL" id="e3i0" d="M246,687 C246,711 420.5,714 420.5,738" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#3[0] → #17 · CTRL</title></path><path class="edge CTRL" id="e6i1" d="M126,118 L126,241" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#6[1] → #1 · CTRL</title></path><path class="edge CTRL" id="e6i2" d="M106,546 L106,556 L649,556 L649,224 L156,224 L156,244" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#6[2] → #5 · CTRL</title></path><path class="edge DATA" id="e8i1" d="M246,118 L246,128 L258,128 L258,241" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#8[1] → #4 · DATA</title></path><path class="edge DATA" id="e8i2" d="M525,398 L525,408 L639,408 L639,232 L298,232 L298,244" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#8[2] → #16 · DATA</title></path><path class="edge DATA" id="e10i1" d="M278,297 L278,317 L373,317 L373,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[1] → #8 · DATA</title></path><path class="edge DATA" id="e10i2" d="M605,118 L605,307 L403,307 L403,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[2] → #9 · DATA</title></path><path class="edge CTRL" id="e11i0" d="M126,297 L126,449" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#11[0] → #6 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M373,401 L373,411 L206,411 L206,449" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #10 · DATA</title></path><path class="edge DATA" id="e16i1" d="M278,297 L278,317 L525,317 L525,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[1] → #8 · DATA</title></path><path class="edge DATA" id="e16i2" d="M757,118 L757,128 L616,128 L616,317 L555,317 L555,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[2] → #15 · DATA</title></path><path class="edge CTRL" id="e17i0" d="M226,549 L226,634" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#17[0] → #7 · CTRL</title></path><path class="edge DATA" id="e17i1" d="M278,297 L278,317 L302,317 L302,596 L266,596 L266,634" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#17[1] → #8 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(66,68)" style="opacity: 1;"><path class="box" d="M0,0H120V44H0Z" fill="#fff1c4"/><text class="label" text-anchor="middle" x="60" y="18"><tspan>$ctrl</tspan><tspan class="node-id">  #1/0</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 $ctrl
+  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(24,171)"><rect class="region-box" rx="8" width="637" height="410" fill="#f1f6fc"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge CTRL" id="e3i0" d="M246,687 C246,711 420.5,714 420.5,738" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#3[0] → #17 · CTRL</title></path><path class="edge CTRL" id="e6i1" d="M126,118 L126,241" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#6[1] → #1 · CTRL</title></path><path class="edge CTRL" id="e6i2" d="M106,546 L106,551 Q106,556 111,556 L641,556 Q649,556 649,548 L649,232 Q649,224 641,224 L164,224 Q156,224 156,232 L156,244" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#6[2] → #5 · CTRL</title></path><path class="edge DATA" id="e8i1" d="M246,118 L246,123 Q246,128 251,128 L252,128 Q258,128 258,134 L258,241" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#8[1] → #4 · DATA</title></path><path class="edge DATA" id="e8i2" d="M525,398 L525,403 Q525,408 530,408 L631,408 Q639,408 639,400 L639,240 Q639,232 631,232 L304,232 Q298,232 298,238 L298,244" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#8[2] → #16 · DATA</title></path><path class="edge DATA" id="e10i1" d="M278,297 L278,309 Q278,317 286,317 L365,317 Q373,317 373,325 L373,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[1] → #8 · DATA</title></path><path class="edge DATA" id="e10i2" d="M605,118 L605,299 Q605,307 597,307 L411,307 Q403,307 403,315 L403,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#10[2] → #9 · DATA</title></path><path class="edge CTRL" id="e11i0" d="M126,297 L126,449" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#11[0] → #6 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M373,401 L373,406 Q373,411 368,411 L214,411 Q206,411 206,419 L206,449" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #10 · DATA</title></path><path class="edge DATA" id="e16i1" d="M278,297 L278,309 Q278,317 286,317 L517,317 Q525,317 525,325 L525,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[1] → #8 · DATA</title></path><path class="edge DATA" id="e16i2" d="M757,118 L757,123 Q757,128 752,128 L624,128 Q616,128 616,136 L616,309 Q616,317 608,317 L563,317 Q555,317 555,325 L555,345" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#16[2] → #15 · DATA</title></path><path class="edge CTRL" id="e17i0" d="M226,549 L226,634" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#17[0] → #7 · CTRL</title></path><path class="edge DATA" id="e17i1" d="M278,297 L278,309 Q278,317 286,317 L294,317 Q302,317 302,325 L302,588 Q302,596 294,596 L274,596 Q266,596 266,604 L266,634" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#17[1] → #8 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(66,68)" style="opacity: 1;"><path class="box" d="M0,0H120V44H0Z" fill="#fff1c4"/><text class="label" text-anchor="middle" x="60" y="18"><tspan>$ctrl</tspan><tspan class="node-id">  #1/0</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 $ctrl
 Projection 0 of #2
 Type not computed
 
diff --git a/chapter07/docs/07-graph3.svg b/chapter07/docs/07-graph3.svg
index 181b72a9..e8ca3ba5 100644
--- a/chapter07/docs/07-graph3.svg
+++ b/chapter07/docs/07-graph3.svg
@@ -60,7 +60,7 @@
     .count { font-size:20px; min-width:35px; text-align:center; }
     #N { width:6ch; }
     #scrub { width:clamp(120px,35vw,600px); }
-  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(72,171)"><rect class="region-box" rx="8" width="1092" height="954" fill="#f1f6fc"/></g><g class="region" transform="translate(116,640)"><rect class="region-box" rx="8" width="666" height="438" fill="#f1f6fc"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge CTRL" id="e3i0" d="M812,1231 C812,1255 667,1258 667,1282" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#3[0] → #35 · CTRL</title></path><path class="edge CTRL" id="e8i1" d="M692,118 L692,279" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[1] → #1 · CTRL</title></path><path class="edge CTRL" id="e8i2" d="M328,1043 L328,1053 L1152,1053 L1152,254 L722,254 L722,282" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[2] → #15 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M388,118 L388,138 L672,138 L672,259 L824,259 L824,279" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #6 · DATA</title></path><path class="edge DATA" id="e11i2" d="M380,791 L380,801 L1142,801 L1142,262 L864,262 L864,282" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[2] → #24 · DATA</title></path><path class="edge DATA" id="e12i1" d="M540,118 L540,128 L682,128 L682,239 L976,239 L976,279" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[1] → #7 · DATA</title></path><path class="edge DATA" id="e12i2" d="M844,436 L844,446 L1132,446 L1132,270 L1016,270 L1016,282" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[2] → #19 · DATA</title></path><path class="edge DATA" id="e13i1" d="M996,335 L996,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#13[1] → #12 · DATA</title></path><path class="edge DATA" id="e13i2" d="M812,118 L812,128 L1076,128 L1076,345 L1026,345 L1026,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#13[2] → #4 · DATA</title></path><path class="edge CTRL" id="e14i0" d="M692,335 L692,487" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#14[0] → #8 · CTRL</title></path><path class="edge DATA" id="e14i1" d="M996,439 L996,469 L772,469 L772,487" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#14[1] → #13 · DATA</title></path><path class="edge DATA" id="e19i1" d="M996,335 L996,355 L844,355 L844,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#19[1] → #12 · DATA</title></path><path class="edge DATA" id="e19i2" d="M84,118 L84,365 L874,365 L874,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#19[2] → #18 · DATA</title></path><path class="edge CTRL" id="e21i1" d="M672,587 L672,597 L228,597 L228,738" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#21[1] → #5 · CTRL</title></path><path class="edge CTRL" id="e21i2" d="M208,1043 L208,1053 L770,1053 L770,713 L258,713 L258,741" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#21[2] → #10 · CTRL</title></path><path class="edge DATA" id="e24i1" d="M844,335 L844,345 L773,345 L773,459 L218,459 L218,708 L360,708 L360,738" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#24[1] → #11 · DATA</title></path><path class="edge DATA" id="e24i2" d="M334,895 L334,905 L760,905 L760,721 L400,721 L400,741" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#24[2] → #32 · DATA</title></path><path class="edge DATA" id="e26i1" d="M1098,118 L1098,607 L717,607 L717,708 L512,708 L512,738" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#26[1] → #20 · DATA</title></path><path class="edge DATA" id="e26i2" d="M627,895 L627,905 L750,905 L750,729 L552,729 L552,741" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#26[2] → #34 · DATA</title></path><path class="edge DATA" id="e27i1" d="M532,794 L532,804 L475,804 L475,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#27[1] → #26 · DATA</title></path><path class="edge DATA" id="e27i2" d="M812,118 L812,128 L1087,128 L1087,597 L707,597 L707,814 L505,814 L505,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#27[2] → #4 · DATA</title></path><path class="edge CTRL" id="e28i0" d="M228,794 L228,946" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#28[0] → #21 · CTRL</title></path><path class="edge DATA" id="e28i1" d="M475,898 L475,918 L308,918 L308,946" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#28[1] → #27 · DATA</title></path><path class="edge DATA" id="e32i1" d="M532,794 L532,804 L334,804 L334,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#32[1] → #26 · DATA</title></path><path class="edge DATA" id="e32i2" d="M380,794 L380,814 L364,814 L364,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#32[2] → #24 · DATA</title></path><path class="edge DATA" id="e34i1" d="M532,794 L532,804 L627,804 L627,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#34[1] → #26 · DATA</title></path><path class="edge DATA" id="e34i2" d="M1250,118 L1250,128 L1109,128 L1109,617 L727,617 L727,824 L657,824 L657,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#34[2] → #33 · DATA</title></path><path class="edge CTRL" id="e35i0" d="M792,587 L792,1178" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#35[0] → #9 · CTRL</title></path><path class="edge DATA" id="e35i1" d="M844,335 L844,345 L773,345 L773,459 L868,459 L868,1140 L832,1140 L832,1178" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#35[1] → #11 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(632,68)" style="opacity: 1;"><path class="box" d="M0,0H120V44H0Z" fill="#fff1c4"/><text class="label" text-anchor="middle" x="60" y="18"><tspan>$ctrl</tspan><tspan class="node-id">  #1/0</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 $ctrl
+  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(72,171)"><rect class="region-box" rx="8" width="1092" height="954" fill="#f1f6fc"/></g><g class="region" transform="translate(116,640)"><rect class="region-box" rx="8" width="666" height="438" fill="#f1f6fc"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge CTRL" id="e3i0" d="M812,1231 C812,1255 667,1258 667,1282" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#3[0] → #35 · CTRL</title></path><path class="edge CTRL" id="e8i1" d="M692,118 L692,279" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[1] → #1 · CTRL</title></path><path class="edge CTRL" id="e8i2" d="M328,1043 L328,1048 Q328,1053 333,1053 L1144,1053 Q1152,1053 1152,1045 L1152,262 Q1152,254 1144,254 L730,254 Q722,254 722,262 L722,282" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[2] → #15 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M388,118 L388,130 Q388,138 396,138 L664,138 Q672,138 672,146 L672,251 Q672,259 680,259 L816,259 Q824,259 824,267 L824,279" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #6 · DATA</title></path><path class="edge DATA" id="e11i2" d="M380,791 L380,796 Q380,801 385,801 L1134,801 Q1142,801 1142,793 L1142,270 Q1142,262 1134,262 L872,262 Q864,262 864,270 L864,282" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[2] → #24 · DATA</title></path><path class="edge DATA" id="e12i1" d="M540,118 L540,123 Q540,128 545,128 L674,128 Q682,128 682,136 L682,231 Q682,239 690,239 L968,239 Q976,239 976,247 L976,279" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[1] → #7 · DATA</title></path><path class="edge DATA" id="e12i2" d="M844,436 L844,441 Q844,446 849,446 L1124,446 Q1132,446 1132,438 L1132,278 Q1132,270 1124,270 L1022,270 Q1016,270 1016,276 L1016,282" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[2] → #19 · DATA</title></path><path class="edge DATA" id="e13i1" d="M996,335 L996,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#13[1] → #12 · DATA</title></path><path class="edge DATA" id="e13i2" d="M812,118 L812,123 Q812,128 817,128 L1068,128 Q1076,128 1076,136 L1076,337 Q1076,345 1068,345 L1034,345 Q1026,345 1026,353 L1026,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#13[2] → #4 · DATA</title></path><path class="edge CTRL" id="e14i0" d="M692,335 L692,487" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#14[0] → #8 · CTRL</title></path><path class="edge DATA" id="e14i1" d="M996,439 L996,461 Q996,469 988,469 L780,469 Q772,469 772,477 L772,487" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#14[1] → #13 · DATA</title></path><path class="edge DATA" id="e19i1" d="M996,335 L996,347 Q996,355 988,355 L852,355 Q844,355 844,363 L844,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#19[1] → #12 · DATA</title></path><path class="edge DATA" id="e19i2" d="M84,118 L84,357 Q84,365 92,365 L866,365 Q874,365 874,373 L874,383" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#19[2] → #18 · DATA</title></path><path class="edge CTRL" id="e21i1" d="M672,587 L672,592 Q672,597 667,597 L236,597 Q228,597 228,605 L228,738" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#21[1] → #5 · CTRL</title></path><path class="edge CTRL" id="e21i2" d="M208,1043 L208,1048 Q208,1053 213,1053 L762,1053 Q770,1053 770,1045 L770,721 Q770,713 762,713 L266,713 Q258,713 258,721 L258,741" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#21[2] → #10 · CTRL</title></path><path class="edge DATA" id="e24i1" d="M844,335 L844,340 Q844,345 839,345 L781,345 Q773,345 773,353 L773,451 Q773,459 765,459 L226,459 Q218,459 218,467 L218,700 Q218,708 226,708 L352,708 Q360,708 360,716 L360,738" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#24[1] → #11 · DATA</title></path><path class="edge DATA" id="e24i2" d="M334,895 L334,900 Q334,905 339,905 L752,905 Q760,905 760,897 L760,729 Q760,721 752,721 L408,721 Q400,721 400,729 L400,741" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#24[2] → #32 · DATA</title></path><path class="edge DATA" id="e26i1" d="M1098,118 L1098,599 Q1098,607 1090,607 L725,607 Q717,607 717,615 L717,700 Q717,708 709,708 L520,708 Q512,708 512,716 L512,738" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#26[1] → #20 · DATA</title></path><path class="edge DATA" id="e26i2" d="M627,895 L627,900 Q627,905 632,905 L742,905 Q750,905 750,897 L750,737 Q750,729 742,729 L558,729 Q552,729 552,735 L552,741" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#26[2] → #34 · DATA</title></path><path class="edge DATA" id="e27i1" d="M532,794 L532,799 Q532,804 527,804 L483,804 Q475,804 475,812 L475,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#27[1] → #26 · DATA</title></path><path class="edge DATA" id="e27i2" d="M812,118 L812,123 Q812,128 817,128 L1079,128 Q1087,128 1087,136 L1087,589 Q1087,597 1079,597 L715,597 Q707,597 707,605 L707,806 Q707,814 699,814 L513,814 Q505,814 505,822 L505,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#27[2] → #4 · DATA</title></path><path class="edge CTRL" id="e28i0" d="M228,794 L228,946" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#28[0] → #21 · CTRL</title></path><path class="edge DATA" id="e28i1" d="M475,898 L475,910 Q475,918 467,918 L316,918 Q308,918 308,926 L308,946" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#28[1] → #27 · DATA</title></path><path class="edge DATA" id="e32i1" d="M532,794 L532,799 Q532,804 527,804 L342,804 Q334,804 334,812 L334,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#32[1] → #26 · DATA</title></path><path class="edge DATA" id="e32i2" d="M380,794 L380,806 Q380,814 372,814 L372,814 Q364,814 364,822 L364,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#32[2] → #24 · DATA</title></path><path class="edge DATA" id="e34i1" d="M532,794 L532,799 Q532,804 537,804 L619,804 Q627,804 627,812 L627,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#34[1] → #26 · DATA</title></path><path class="edge DATA" id="e34i2" d="M1250,118 L1250,123 Q1250,128 1245,128 L1117,128 Q1109,128 1109,136 L1109,609 Q1109,617 1101,617 L735,617 Q727,617 727,625 L727,816 Q727,824 719,824 L665,824 Q657,824 657,832 L657,842" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#34[2] → #33 · DATA</title></path><path class="edge CTRL" id="e35i0" d="M792,587 L792,1178" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#35[0] → #9 · CTRL</title></path><path class="edge DATA" id="e35i1" d="M844,335 L844,340 Q844,345 839,345 L781,345 Q773,345 773,353 L773,451 Q773,459 781,459 L860,459 Q868,459 868,467 L868,1132 Q868,1140 860,1140 L840,1140 Q832,1140 832,1148 L832,1178" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#35[1] → #11 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(632,68)" style="opacity: 1;"><path class="box" d="M0,0H120V44H0Z" fill="#fff1c4"/><text class="label" text-anchor="middle" x="60" y="18"><tspan>$ctrl</tspan><tspan class="node-id">  #1/0</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 $ctrl
 Projection 0 of #2
 Type not computed
 
diff --git a/chapter07/docs/07-graph4.svg b/chapter07/docs/07-graph4.svg
index 0fc498f7..09cea0b4 100644
--- a/chapter07/docs/07-graph4.svg
+++ b/chapter07/docs/07-graph4.svg
@@ -60,7 +60,7 @@
     .count { font-size:20px; min-width:35px; text-align:center; }
     #N { width:6ch; }
     #scrub { width:clamp(120px,35vw,600px); }
-  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(24,173)"><rect class="region-box" rx="8" width="813" height="890" fill="#f1f6fc"/></g><g class="region" transform="translate(271,632)"><rect class="region-box" rx="8" width="512" height="374" fill="#f2f7ef"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge CTRL" id="e3i0" d="M269,1169 C269,1193 575.5,1196 575.5,1220" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#3[0] → #30 · CTRL</title></path><path class="edge CTRL" id="e8i1" d="M149,118 L149,271" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[1] → #1 · CTRL</title></path><path class="edge CTRL" id="e8i2" d="M407,971 L407,981 L825,981 L825,246 L179,246 L179,274" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[2] → #27 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M307,118 L307,128 L281,128 L281,271" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #6 · DATA</title></path><path class="edge DATA" id="e11i2" d="M559,971 L559,981 L815,981 L815,254 L321,254 L321,274" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[2] → #28 · DATA</title></path><path class="edge DATA" id="e12i1" d="M459,118 L459,128 L433,128 L433,271" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[1] → #7 · DATA</title></path><path class="edge DATA" id="e12i2" d="M711,971 L711,981 L805,981 L805,262 L473,262 L473,274" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[2] → #29 · DATA</title></path><path class="edge DATA" id="e14i1" d="M301,327 L301,357 L255,357 L255,375" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#14[1] → #11 · DATA</title></path><path class="edge DATA" id="e14i2" d="M611,118 L611,128 L523,128 L523,337 L285,337 L285,375" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#14[2] → #13 · DATA</title></path><path class="edge CTRL" id="e15i0" d="M149,327 L149,479" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#15[0] → #8 · CTRL</title></path><path class="edge DATA" id="e15i1" d="M255,431 L255,441 L229,441 L229,479" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#15[1] → #14 · DATA</title></path><path class="edge DATA" id="e20i1" d="M301,327 L301,357 L443,357 L443,666" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#20[1] → #11 · DATA</title></path><path class="edge DATA" id="e20i2" d="M763,118 L763,138 L534,138 L534,589 L473,589 L473,666" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#20[2] → #19 · DATA</title></path><path class="edge CTRL" id="e21i0" d="M129,579 L129,599 L363,599 L363,770" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#21[0] → #4 · CTRL</title></path><path class="edge DATA" id="e21i1" d="M443,722 L443,770" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#21[1] → #20 · DATA</title></path><path class="edge CTRL" id="e27i1" d="M343,870 L343,880 L407,880 L407,918" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#27[1] → #9 · CTRL</title></path><path class="edge CTRL" id="e27i2" d="M463,870 L463,880 L437,880 L437,918" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#27[2] → #10 · CTRL</title></path><path class="edge DATA" id="e28i1" d="M915,118 L915,148 L545,148 L545,589 L539,589 L539,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#28[1] → #25 · DATA</title></path><path class="edge DATA" id="e28i2" d="M301,327 L301,357 L579,357 L579,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#28[2] → #11 · DATA</title></path><path class="edge DATA" id="e29i1" d="M453,327 L453,347 L590,347 L590,589 L691,589 L691,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#29[1] → #12 · DATA</title></path><path class="edge DATA" id="e29i2" d="M1067,118 L1067,158 L731,158 L731,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#29[2] → #26 · DATA</title></path><path class="edge CTRL" id="e30i0" d="M249,579 L249,1116" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#30[0] → #5 · CTRL</title></path><path class="edge DATA" id="e30i1" d="M453,327 L453,347 L325,347 L325,589 L260,589 L260,1078 L289,1078 L289,1116" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#30[1] → #12 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(89,68)" style="opacity: 1;"><path class="box" d="M0,0H120V44H0Z" fill="#fff1c4"/><text class="label" text-anchor="middle" x="60" y="18"><tspan>$ctrl</tspan><tspan class="node-id">  #1/0</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 $ctrl
+  </style><defs><marker id="arrow-CTRL" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#b63838"/></marker><marker id="arrow-DATA" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#536477"/></marker><marker id="arrow-MEM" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#2867b2"/></marker><marker id="arrow-ASSOC" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#9396a3"/></marker><marker id="arrow-PARSER" viewBox="0 -4 8 8" refX="8" refY="0" markerWidth="7" markerHeight="7" orient="auto-start-reverse"><path d="M0,-4L8,0L0,4Z" fill="#7956a5"/></marker></defs><rect width="100%" height="100%" fill="rgb(250, 251, 252)"/><g><g class="regions" style="opacity: 1;"><g class="region" transform="translate(24,173)"><rect class="region-box" rx="8" width="813" height="890" fill="#f1f6fc"/></g><g class="region" transform="translate(271,632)"><rect class="region-box" rx="8" width="512" height="374" fill="#f2f7ef"/></g></g><rect class="peep-area" rx="36" style="opacity: 0;"/><g class="edges"><path class="edge CTRL" id="e3i0" d="M269,1169 C269,1193 575.5,1196 575.5,1220" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#3[0] → #30 · CTRL</title></path><path class="edge CTRL" id="e8i1" d="M149,118 L149,271" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[1] → #1 · CTRL</title></path><path class="edge CTRL" id="e8i2" d="M407,971 L407,976 Q407,981 412,981 L817,981 Q825,981 825,973 L825,254 Q825,246 817,246 L187,246 Q179,246 179,254 L179,274" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#8[2] → #27 · CTRL</title></path><path class="edge DATA" id="e11i1" d="M307,118 L307,123 Q307,128 302,128 L289,128 Q281,128 281,136 L281,271" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[1] → #6 · DATA</title></path><path class="edge DATA" id="e11i2" d="M559,971 L559,976 Q559,981 564,981 L807,981 Q815,981 815,973 L815,262 Q815,254 807,254 L329,254 Q321,254 321,262 L321,274" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#11[2] → #28 · DATA</title></path><path class="edge DATA" id="e12i1" d="M459,118 L459,123 Q459,128 454,128 L441,128 Q433,128 433,136 L433,271" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[1] → #7 · DATA</title></path><path class="edge DATA" id="e12i2" d="M711,971 L711,976 Q711,981 716,981 L797,981 Q805,981 805,973 L805,270 Q805,262 797,262 L479,262 Q473,262 473,268 L473,274" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#12[2] → #29 · DATA</title></path><path class="edge DATA" id="e14i1" d="M301,327 L301,349 Q301,357 293,357 L263,357 Q255,357 255,365 L255,375" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#14[1] → #11 · DATA</title></path><path class="edge DATA" id="e14i2" d="M611,118 L611,123 Q611,128 606,128 L531,128 Q523,128 523,136 L523,329 Q523,337 515,337 L293,337 Q285,337 285,345 L285,375" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#14[2] → #13 · DATA</title></path><path class="edge CTRL" id="e15i0" d="M149,327 L149,479" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#15[0] → #8 · CTRL</title></path><path class="edge DATA" id="e15i1" d="M255,431 L255,436 Q255,441 250,441 L237,441 Q229,441 229,449 L229,479" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#15[1] → #14 · DATA</title></path><path class="edge DATA" id="e20i1" d="M301,327 L301,349 Q301,357 309,357 L435,357 Q443,357 443,365 L443,666" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#20[1] → #11 · DATA</title></path><path class="edge DATA" id="e20i2" d="M763,118 L763,130 Q763,138 755,138 L542,138 Q534,138 534,146 L534,581 Q534,589 526,589 L481,589 Q473,589 473,597 L473,666" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#20[2] → #19 · DATA</title></path><path class="edge CTRL" id="e21i0" d="M129,579 L129,591 Q129,599 137,599 L355,599 Q363,599 363,607 L363,770" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#21[0] → #4 · CTRL</title></path><path class="edge DATA" id="e21i1" d="M443,722 L443,770" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#21[1] → #20 · DATA</title></path><path class="edge CTRL" id="e27i1" d="M343,870 L343,875 Q343,880 348,880 L399,880 Q407,880 407,888 L407,918" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#27[1] → #9 · CTRL</title></path><path class="edge CTRL" id="e27i2" d="M463,870 L463,875 Q463,880 458,880 L445,880 Q437,880 437,888 L437,918" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#27[2] → #10 · CTRL</title></path><path class="edge DATA" id="e28i1" d="M915,118 L915,140 Q915,148 907,148 L553,148 Q545,148 545,156 L545,586 Q545,589 542,589 L542,589 Q539,589 539,592 L539,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#28[1] → #25 · DATA</title></path><path class="edge DATA" id="e28i2" d="M301,327 L301,349 Q301,357 309,357 L571,357 Q579,357 579,365 L579,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#28[2] → #11 · DATA</title></path><path class="edge DATA" id="e29i1" d="M453,327 L453,339 Q453,347 461,347 L582,347 Q590,347 590,355 L590,581 Q590,589 598,589 L683,589 Q691,589 691,597 L691,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#29[1] → #12 · DATA</title></path><path class="edge DATA" id="e29i2" d="M1067,118 L1067,150 Q1067,158 1059,158 L739,158 Q731,158 731,166 L731,918" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#29[2] → #26 · DATA</title></path><path class="edge CTRL" id="e30i0" d="M249,579 L249,1116" stroke="#b63838" marker-start="url(#arrow-CTRL)" style="opacity: 1;"><title>#30[0] → #5 · CTRL</title></path><path class="edge DATA" id="e30i1" d="M453,327 L453,339 Q453,347 445,347 L333,347 Q325,347 325,355 L325,581 Q325,589 317,589 L268,589 Q260,589 260,597 L260,1070 Q260,1078 268,1078 L281,1078 Q289,1078 289,1086 L289,1116" stroke="#536477" marker-start="url(#arrow-DATA)" style="opacity: 1;"><title>#30[1] → #12 · DATA</title></path></g><g class="edge-hits"/><g class="parser" style="opacity: 1;"/><g class="nodes"><g class="node" id="n1" data-id="1" transform="translate(89,68)" style="opacity: 1;"><path class="box" d="M0,0H120V44H0Z" fill="#fff1c4"/><text class="label" text-anchor="middle" x="60" y="18"><tspan>$ctrl</tspan><tspan class="node-id">  #1/0</tspan></text><text class="type" text-anchor="middle" y="35" x="60"/><title>#1 $ctrl
 Projection 0 of #2
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