OPENNLP-1920: Add dependency-path relation extraction as a typed Document annotation layer - #1238

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krickert wants to merge 63 commits into

OPENNLP-1919-dependency-annotationsfrom

OPENNLP-1920-relation-extraction

Commits on Aug 22, 2026

relation: Pattern-based relation extraction over dependency paths
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relation: Split pattern paths with a character scan
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d5eac82
relation: Resolve whitespace through StringUtil in pattern parsing
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relation: Pin pattern path splitting across the full Unicode whitespace range
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relation: Usage example and pattern edge-case tests, align whitespace expectations with the StringUtil semantics of this base
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relation: Assert whitespace splitting against the project predicate instead of a character table
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relation: Match triggers through the project case mapping and reject triggers that could never match
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relation: Reject whitespace-bearing triggers and judge blankness by the project predicate
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relation: Validate patterns through StringUtil.isBlank
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relation: Mint the relations layer key in the toolkit namespace
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relation: Add a relation manual chapter with a mirror-tested example
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relation: Correct trigger wording and align programlisting CDATA
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5b1ef01
relation: Address review: hoist the chain walk, extract step markers, document syntax
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relation: Pin the shared required-layer contract for annotate
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2cf63f4
relation: Address review: enforce layer contract, unbox chain walk
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Commits on Aug 26, 2026

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Commits on Sep 4, 2026

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Commits on Sep 16, 2026

Merge OPENNLP-1919-dependency-annotations into OPENNLP-1920-relation-extraction
krickert
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a0a27fc