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Author SHA1 Message Date
Shay
df6332fcb5 refactor(generate): one owner per linguistic fact (Phase 2A)
Collapses the duplicated closed English tables into generate/lexicon.py.
Measured on main @ 0948f7cd: the same facts were encoded up to five times
across the reading and writing paths, each copy written independently as a
successive deduction band landed.

The 2A/2B split is decided empirically per #129 — make the change, run the
11 pinned lanes, let byte-identity rule. Result: 11/11 byte-identical, so
this entire unit is 2A and nothing spilled into the authorization-gated 2B.

Collapsed to one object:
  - connectives    3 identical copies (member, verb, cond_member)
  - predicate display  2 identical 26-entry copies (semantic_templates,
                       templates)
  - be-form inventory  5 copies, not the 2 §1.3 counted. The structural
                       test found realizer_guard._BE_AUX and
                       chat/runtime._BE_FORMS, which a COPULA-shaped grep
                       could never see.

Derived rather than duplicated, so they can no longer drift:
  - STRUCTURAL = CONNECTIVES | {therefore}
  - QUANTIFIER_TOKENS = QUANTIFIER_LEAD | QUANTIFIER_NON_LEAD
  - NEGATION_BEARING_WITH_NOT = NEGATION_BEARING | {not}
  - READER_IRREGULAR_SINGULARS = IRREGULAR_SINGULARS restricted to 8 keys

§1.3 re-measured while doing this, and it overstated the disease (plan
§1.9). Almost nothing contradicts:
  - the "3 divergent plural tables" are 1 pluralizer + 2 singularizers,
    i.e. inverse directions; comparing them as copies is a category error
  - reader's 8 singulars are a STRICT SUBSET of member's 29 with the
    difference in reader's favour empty, so its values are all correct and
    only its coverage is short
  - the "3 divergent quantifier sets" are 3 distinct facts; every/each lead
    a clause but take singular nouns, so their absence from
    PLURAL_QUANTIFIERS is correct
  - english's negation set is a subset of member's, and the difference is
    principled: v2-EN normalizes "<copula> not", v3-MEM refuses it

Exactly one genuine contradiction exists in the whole inventory:
discourse_planner maps is_defined_as -> "is" where the others map it to
"is defined as". Preserved as a register choice, pinned by test.

Found while reading, pinned as current behaviour for 2B to flip:
reader._singularize does NOT refuse uncovered plurals despite a comment
claiming it does — it falls through to a bare -s strip, so news -> new and
species -> specy, exactly the corruptions member.py's table comment says
its table exists to prevent.

Two 2A exit criteria were unmeasurable as written and are replaced:
  - "Jaccard -> 1.00" cannot work. measure_grammar_seam.py scans source
    literals, so unifying a fact removes it from those files and Jaccard
    FELL, 0.083 -> 0.023 — the success direction reported by a metric
    shaped to read like failure. Replaced with an object-identity count:
    3 distinct objects behind 8 names, from 8-behind-8. Value comparison
    cannot tell a shared object from two equal copies.
  - "one table per fact" presumed §1.3's inventory was right. The report now
    separates must-be-one-object (all UNIFIED) from related-but-distinct
    (6 relations, all HOLD).

ADR-0258 §5 already decided morphology's destination is a ratified pack,
triggered by a grc/he member band. No such band exists, so the promotion is
correctly deferred and lexicon.py is a staging area, not a rival home — no
new ADR. Destination measured for whoever picks it up: packs/en/morphology
.jsonl has 9 records and zero irregular plurals, features.number has no
consumer, and _pack_morph_roots_for reads a top-level "root" key that 0 of
31 records across all four packs define, so it returns {} every call.

[Verification]: in-worktree on CPython 3.12.13, uv sync --locked —
smoke 621 unchanged; deductive 383 (364 + 19 new);
scripts/verify_lane_shas.py 11/11 byte-identical.
2026-07-26 17:45:27 -07:00
Shay
a83b35de07 feat(deduction-serve): Band v2-EN — natural-English argument serving, earned licenses (ADR-0257)
CORE now decides natural-English deductive arguments end-to-end:
'If it rains then the ground is wet. It rains. Therefore the ground
is wet.' -> ENTAILED, rendered over the user's own clauses. Both of
ADR-0256's documented boundary cases (multiword conditional, nested-
negation contraposition) are now decided; their lane gold updated
declined->entailed.

- generate/proof_chain/english.py (new): closed function-word grammar
  over OPAQUE clause-atoms (minted ids); if/then, [either] or, and,
  three negation forms (leading not / sentential / copular incl.
  contractions); typed refusals; honesty caps. Soundness: positive
  verdicts are substitution-closed; UNKNOWN is scoped + guarded
  (quantifier-led, is-a membership, unnormalizable negation refuse
  out of the opaque band).
- render_entailment_english: verdicts quoted back verbatim; UNKNOWN
  phrasing explicitly scoped to the opaque reading.
- chat/deduction_surface.py: v2-EN fallback tier AFTER v1/v1b —
  monotone widening, byte-identical on previously-served arguments.
- Four en_* shape-bands EARN SERVE via the ADR-0199 arena (720/band,
  wrong=0, reliability 0.99087 >= 0.99); 9-band ledger re-sealed.
- evals/deduction_serve/v2_en: 26 hand-authored real-English cases
  (content disjoint from the synthetic lexicon), wrong=0; report
  re-pinned.
- realizer guard (ADR-0075): deduction surfaces exempt — quoted
  templates are not slot-composed articulations (pack 'open'=VERB
  was rejecting an honest quoted 'the door is not open'); pinned
  cold+warm in e2e.

[Verification]: deductive 84 passed; smoke 180 passed; cognition 122
passed 1 skipped; arena 9x720 wrong=0 all SERVE; lanes v1 28/28,
v2_en 26/26.
2026-07-23 14:37:50 -07:00