feat(example): add per-entity LLM evaluations for 985 WoN entities (S3.3)

Batch evaluation of all 988 entities via OpenRouter. 984 succeeded on
first pass; 3 failed (network errors). eval-summary --update-metrics
written with per_entity_mean=3.9556.

Viability dashboard: 6/6 PASS
  redundancy_ratio   0.0061  (max 0.10)
  coverage_ratio     0.6190  (min 0.40)
  coherence_comps    0.0000  (max 3)
  consistency_cycles 0.0000  (max 0)
  granularity_entropy 2.6748 (min 1.0)
  per_entity_mean    3.9556  (min 3.5)

Dimension breakdown (mean across 985 entities):
  definition_precision  3.62
  source_grounding      4.36
  domain_placement      4.56
  vsm_relevance         3.31
  explanatory_value     3.94

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

examples/infospace-with-history/output/evaluations/diamond_buckles_metaphor.md

@@ -0,0 +1,65 @@
+---
+entity_slug: diamond_buckles_metaphor
+evaluator: null
+evaluated_at: '2026-02-23T05:05:55.566447'
+overall_score: 4.2
+scores:
+- name: definition_precision
+  value: 4.0
+  max_value: 5.0
+  rationale: The definition clearly captures a specific mechanism - how commercial
+    wealth enables aristocrats to exchange dependency relationships for personal luxury
+    consumption. The diamond buckles serve as a concrete illustration of this broader
+    transformation rather than being vague or circular.
+- name: source_grounding
+  value: 5.0
+  max_value: 5.0
+  rationale: This is directly grounded in Smith's text from Book III, Chapter 4, where
+    he explicitly discusses how great proprietors exchanged their power for "trinkets
+    and baubles" and uses luxury items as examples of this transformation. The metaphor
+    accurately reflects Smith's actual argument about the unintended consequences
+    of commerce.
+- name: domain_placement
+  value: 4.0
+  max_value: 5.0
+  rationale: '"Consumption" is appropriate as the entity focuses on how aristocratic
+    spending patterns changed, though it could also fit in a "Political Economy" or
+    "Social Structure" domain since it''s fundamentally about power relationships.
+    The consumption framing captures the immediate mechanism Smith describes.'
+- name: vsm_relevance
+  value: 3.0
+  max_value: 5.0
+  rationale: This maps reasonably well to S4 (intelligence/environmental adaptation)
+    as it describes how aristocrats adapted their behavior to new commercial opportunities,
+    though the adaptation was ultimately self-destructive. It's not strongly VSM-oriented
+    but has some systemic relevance.
+- name: explanatory_value
+  value: 5.0
+  max_value: 5.0
+  rationale: This entity illuminates a crucial causal mechanism in Smith's theory
+    - how commerce unintentionally undermines feudal power structures by changing
+    consumption incentives. It explains the structural transformation from feudalism
+    to commercial society through a specific behavioral change.
+---
+
+# Evaluation: Diamond Buckles Metaphor
+
+## definition_precision — 4.0 / 5.0
+
+The definition clearly captures a specific mechanism - how commercial wealth enables aristocrats to exchange dependency relationships for personal luxury consumption. The diamond buckles serve as a concrete illustration of this broader transformation rather than being vague or circular.
+
+## source_grounding — 5.0 / 5.0
+
+This is directly grounded in Smith's text from Book III, Chapter 4, where he explicitly discusses how great proprietors exchanged their power for "trinkets and baubles" and uses luxury items as examples of this transformation. The metaphor accurately reflects Smith's actual argument about the unintended consequences of commerce.
+
+## domain_placement — 4.0 / 5.0
+
+"Consumption" is appropriate as the entity focuses on how aristocratic spending patterns changed, though it could also fit in a "Political Economy" or "Social Structure" domain since it's fundamentally about power relationships. The consumption framing captures the immediate mechanism Smith describes.
+
+## vsm_relevance — 3.0 / 5.0
+
+This maps reasonably well to S4 (intelligence/environmental adaptation) as it describes how aristocrats adapted their behavior to new commercial opportunities, though the adaptation was ultimately self-destructive. It's not strongly VSM-oriented but has some systemic relevance.
+
+## explanatory_value — 5.0 / 5.0
+
+This entity illuminates a crucial causal mechanism in Smith's theory - how commerce unintentionally undermines feudal power structures by changing consumption incentives. It explains the structural transformation from feudalism to commercial society through a specific behavioral change.