203 lines
8.9 KiB
Markdown
203 lines
8.9 KiB
Markdown
# Experiment 60B.20 — Live Verification of Bounded Structural Context Admission
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**Branch:** `feature/reasoning-context-compatibility-v0.28`
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**Starting HEAD:** `a7ca8d7` (feature/reasoning-context-compatibility-v0.28)
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**Date:** 2026-08-13
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**Status:** COMPLETE
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**Type:** LIVE RUN — Single-call live regression of 60B.19 bounded structural context admission
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## Objective
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Rerun the exact client-retention case that was blocked in 60B.12:
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> Does the engine now accept the client-retention unknown through reasoning-pattern validation, preserve it as material unresolved, and target it as the final question?
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## Following
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Experiment 60B.19 — Bounded structural context admission (commit d871a8c)
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Experiment 60B.12 — Previous blocked live case (rejection at result_validation)
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This is the live regression that 60B.19 explicitly identified as unproven:
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> "the precise 60B.12 client-retention continuation case in a live end-to-end path where the model introduces the factor and the final selected target preserves that same ready material unknown."
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## Configured Model
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- **Model:** qwen-claude:latest
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- **Ollama base URL:** http://192.168.1.111:11434
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## Fixed Starting Graph
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**Fixture:** `tests/fixtures/pre-anchored-decision-options.json`
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| Node | Kind | Status | Label |
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|------|------|--------|-------|
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| n_relocation_state | state | provisional | Engineering team relocation consideration |
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| opt_relocate | option | known | Relocate to Manchester |
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| opt_stay_put | option | known | Stay in London (Status Quo) |
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| n_relocation_decision | unknown | unknown | Which option leaves us better off overall? |
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## Fixed Answer (verbatim, exact)
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> We have now quantified the full financial impact of replacing the two senior engineers and the delivery delay at about £600,000 as a one-off relocation cost. Staying put costs us an extra £2 million every year. The remaining issue is our largest client: we do not yet know whether they would leave if we relocated, and losing them would cost us about £5 million per year.
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## Execution
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Exactly one update call through `reproduce-multi-turn-investigation.mjs` in `updateOnly` mode.
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## Call Accounting
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```
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startCalls: 0
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updateCalls: 1
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totalCalls: 1
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Retries: 0
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Second live invocation: NO
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```
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## UPDATE — Raw Output
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**HTTP:** 200 (no rejection)
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**Stage:** All stages passed (result_validation did not reject)
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**Validation errors:** None (structuralActionRequired = null)
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**Proposal applied:** YES
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### Structural Data
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- **updatedNodes:** `[]`
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- **resolvedUnknownNodeIds:** `[]`
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- **addedNodes:**
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```json
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{
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"id": "n_client_retention_risk",
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"label": "Will our largest client leave if we relocate?",
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"description": "Uncertainty regarding whether our largest client would depart following a relocation to Manchester; matters because their departure would cost approximately £5M per year, potentially outweighing the relocation savings and necessitating a revised net-value comparison.",
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"kind": "unknown",
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"status": "unknown",
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"confidence": "medium",
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"dependsOn": ["opt_relocate"],
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"parentId": null
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}
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```
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- **addedEdges:**
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```json
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{
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"id": "e-opt-rel-to-client-risk",
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"fromNodeId": "opt_relocate",
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"toNodeId": "n_client_retention_risk",
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"relationship": "may_cause"
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}
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```
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### Question Targeting
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- **selectedQuestion.nodeId:** `n_client_retention_risk`
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- **selectedQuestion.question:** `"will our largest client leave if we relocate?"`
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### Resulting Graph State
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```
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Nodes (5):
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n_relocation_state | state | provisional
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opt_relocate | option | known
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opt_stay_put | option | known
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n_relocation_decision | unknown | unknown ← still unresolved
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n_client_retention_risk | unknown | unknown ← newly added, unresolved
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Edges (3):
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opt_relocate → n_relocation_decision (contained_in)
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opt_stay_put → n_relocation_decision (contained_in)
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opt_relocate → n_client_retention_risk (may_cause)
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```
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## Assessment
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### Structural-context admission: PASSED
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The former `result_validation` rejection ("Active unknown violates reasoning pattern consistency") is gone. The model produced `kind=unknown` for the client-retention node, which is compatible with the active decision pattern. No validation errors occurred.
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### Client-retention representation: FIRST-CLASS UNKNOWN
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Node created as `kind=unknown`, `status=unknown`, with explicit label "Will our largest client leave if we relocate?" and description carrying the £5M/year material context. Not text-only, not lost.
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### Reasoning-pattern treatment
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- **Intrinsic/client node pattern:** `unknown` (intrinsic inference yields unknown; compatible with active decision pattern)
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- **Active pattern:** `decision`
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- **Diagnosis→decision mismatch accepted through bounded context admission:** YES
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The structural action fallback from 60B.19 runs at the pre-mutation proposal boundary for newly-added unresolved unknowns reaching the active decision context. No rejection occurred because kind=unknown is inherently compatible with active pattern "decision".
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### Materiality behaviour: PRESERVED
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- Decision (`n_relocation_decision`) remains unresolved (status=unknown)
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- Client-retention issue is the material reason for continued investigation
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- No unrelated uncertainty invented
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- £5M/year context preserved in node description
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### Client-risk ownership: CLEARLY OWNED BY RELOCATE
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Edge `opt_relocate → n_client_retention_risk` with relationship `may_cause` directly attributes client departure risk to relocation. Node's `dependsOn: ["opt_relocate"]` reinforces this linkage.
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### Preferred-target behaviour
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- **Proposal selectedQuestion.nodeId:** `n_client_retention_risk`
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- **Final selectedQuestion.nodeId:** `n_client_retention_risk` (via model-selected nodeId, honored as preferred target per 60B.8+60B.11)
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**Classification: MODEL MATERIAL TARGET PRESERVED**
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The model's selected question targets the exact newly-created client-retention unknown node. The deterministic preference-aware targeting preserves this selection because it is structurally valid (kind=unknown, status=unknown, unresolved).
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### Question text: SPECIFIC TO CLIENT RETENTION
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Text: `"will our largest client leave if we relocate?"` — directly addresses the client-retention uncertainty with no generic framing.
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## Comparison with 60B.12
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| Field | 60B.12 | 60B.20 |
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|-------|--------|--------|
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| Validation stage | result_validation (rejected) | All stages passed (200) |
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| Proposal applied | NO | YES |
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| Client-retention node | never created (rejected before application) | `n_client_retention_risk` (kind=unknown, status=unknown) |
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| Final selectedQuestion.nodeId | UNAVAILABLE | `n_client_retention_risk` |
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| Final question text | NONE | "will our largest client leave if we relocate?" |
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## Classification: A — FULL LIVE CHAIN CONFIRMED
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All criteria met:
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- [x] Former reasoning-pattern rejection removed
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- [x] Proposal applied successfully
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- [x] Client-retention factor survives as unresolved unknown
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- [x] Decision remains unresolved
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- [x] Client risk belongs to Relocate (may_cause edge)
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- [x] Final selectedQuestion.nodeId targets the client-retention unknown
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## Critical evidence
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1. **Validation pass:** No result_validation rejection. The structural context admission fix in d871a8c allows newly-added `kind=unknown` nodes reaching the active decision context through the bounded same-turn path.
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2. **Materiality preserved:** Decision unknown status unchanged; client-retention node is the material unresolved factor with £5M/year context intact.
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3. **Targeting alignment:** Final selected question targets exactly `n_client_retention_risk` — the same node that was just created and is tied to Relocate via may_cause.
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4. **No fabrication:** No unrelated uncertainty invented; no over-closure of any existing node.
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## What improved relative to 60B.12
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- The bounded structural context admission in d871a8c (fix from 60B.19) removed the validation rejection that previously blocked the entire proposal
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- The model's kind=unknown output for the client-retention node is now admitted through both intrinsic compatibility and the same-turn fallback path
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- Final question targeting correctly aligns with the material factor, enabled by the 60B.8/60B.11 preferred-target mechanism
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## What remains weak or unproven
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- The model still produced `n_client_retention_risk` (not `n_client_retention` as in 60B.6) — naming is stochastically different but functionally equivalent
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- Whether the structural context admission also helps if the model produces kind=diagnosis remains untested by this case (this run exercised kind=unknown which was always theoretically compatible)
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- No Vitest regression suite rerun against the new boundary; only the live case
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## Production code changed: NO
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## Prompt changed during experiment: NO
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## Validator changed: NO
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## Schema changed: NO
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## Harness changed: NO
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## Vitest run: NO
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## Ollama calls: 1
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## Direct API calls: 0
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## Dev server disturbed: NO
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