Triple

T16660849

Position	Surface form	Disambiguated ID	Type / Status
Subject	Broadway–Lexington Avenue route (historical planning name)	`E404852`	entity
Predicate	relatedTo	`P37`	FINISHED
Object	Lexington Avenue Line (later IRT alignment, conceptually distinct)	`E134563`	NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini

Instruction

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Input

Phrase: Lexington Avenue Line (later IRT alignment, conceptually distinct) | Statement: [Broadway–Lexington Avenue route (historical planning name), relatedTo, Lexington Avenue Line (later IRT alignment, conceptually distinct)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Lexington Avenue Line (later IRT alignment, conceptually distinct)
Context triple: [Broadway–Lexington Avenue route (historical planning name), relatedTo, Lexington Avenue Line (later IRT alignment, conceptually distinct)]

A. IRT Lexington Avenue Line trunk in Manhattan chosen
The IRT Lexington Avenue Line trunk in Manhattan is a major New York City Subway corridor running along the East Side of Manhattan, carrying the 4, 5, and 6 services and serving as one of the system’s busiest and most important north–south routes.
B. Eighth Avenue Line in Manhattan
The Eighth Avenue Line in Manhattan is a major New York City Subway trunk line running under Eighth Avenue, carrying several IND services through Midtown and Upper Manhattan.
C. IND Eighth Avenue Line and IND Sixth Avenue Line
The IND Eighth Avenue Line and IND Sixth Avenue Line are two major New York City Subway trunk lines in Manhattan that run roughly north–south on their respective avenues and share key transfer points such as West Fourth Street–Washington Square.
D. IRT Broadway–Seventh Avenue Line (Brooklyn portion)
The IRT Broadway–Seventh Avenue Line (Brooklyn portion) is the segment of New York City’s numbered subway routes that runs through Brooklyn, carrying 2 and 3 trains between Manhattan and key Brooklyn neighborhoods.
E. IRT Lexington Avenue Line at Grand Central–42nd Street
The IRT Lexington Avenue Line at Grand Central–42nd Street is a major New York City Subway station complex on Manhattan’s East Side, serving the 4, 5, and 6 trains and providing access to Grand Central Terminal and multiple connecting lines.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step	Stage	Batch ID	Status	When
creating	Elicitation	`batch_69d8838b5fbc81908c6575c132b82e80`	completed	April 10, 2026, 4:58 a.m.
NER	Named-entity recognition	`batch_69e37bfee5448190bb44c4dadba5dcbd`	completed	April 18, 2026, 12:41 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a0084ce7cf0819091e7a4de2cc010ea`	completed	May 10, 2026, 1:14 p.m.

Created at: April 10, 2026, 5:18 a.m.