Triple

T2028649

Position	Surface form	Disambiguated ID	Type / Status
Subject	215th Street (IRT Broadway–Seventh Avenue Line)	`E44465`	entity
Predicate	hasAdjacentStation	`P231`	FINISHED
Object	Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line) Marble Hill–225th Street is a local New York City Subway station on the IRT Broadway–Seventh Avenue Line in the Marble Hill section of Manhattan, served by the 1 train.	`E226829`	NE FINISHED

How this triple was built (4 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: Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line) | Statement: [215th Street (IRT Broadway–Seventh Avenue Line), hasAdjacentStation, Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line)]

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

Target entity: Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line)
Context triple: [215th Street (IRT Broadway–Seventh Avenue Line), hasAdjacentStation, Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line)]

A. Fulton Street (IRT Broadway–Seventh Avenue Line)
Fulton Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Lower Manhattan serving the 2 and 3 trains as part of the larger Fulton Street transit complex.
B. 74th Street–Broadway
74th Street–Broadway is a major New York City Subway station complex in Queens that serves as a key transfer point between multiple subway lines and local bus routes.
C. Central Park North–110th Street station
Central Park North–110th Street station is a New York City Subway station in Manhattan serving the 2 and 3 trains near the northern edge of Central Park.
D. 149th Street–Grand Concourse
149th Street–Grand Concourse is a major New York City Subway station complex in the Bronx that serves as a key transfer point between multiple lines and connects the South Bronx to Manhattan.
E. Van Siclen Avenue (IRT New Lots Line)
Van Siclen Avenue (IRT New Lots Line) is a local New York City Subway station in Brooklyn served by the 3 train, located along the elevated IRT New Lots Line.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line)
Triple: [215th Street (IRT Broadway–Seventh Avenue Line), hasAdjacentStation, Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line)]

Generated description

Marble Hill–225th Street is a local New York City Subway station on the IRT Broadway–Seventh Avenue Line in the Marble Hill section of Manhattan, served by the 1 train.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Marble Hill–225th Street (IRT Broadway–Seventh Avenue Line)
Target entity description: Marble Hill–225th Street is a local New York City Subway station on the IRT Broadway–Seventh Avenue Line in the Marble Hill section of Manhattan, served by the 1 train.

A. Fulton Street (IRT Broadway–Seventh Avenue Line)
Fulton Street (IRT Broadway–Seventh Avenue Line) is a New York City Subway station in Lower Manhattan serving the 2 and 3 trains as part of the larger Fulton Street transit complex.
B. 74th Street–Broadway
74th Street–Broadway is a major New York City Subway station complex in Queens that serves as a key transfer point between multiple subway lines and local bus routes.
C. Central Park North–110th Street station
Central Park North–110th Street station is a New York City Subway station in Manhattan serving the 2 and 3 trains near the northern edge of Central Park.
D. 149th Street–Grand Concourse
149th Street–Grand Concourse is a major New York City Subway station complex in the Bronx that serves as a key transfer point between multiple lines and connects the South Bronx to Manhattan.
E. Van Siclen Avenue (IRT New Lots Line)
Van Siclen Avenue (IRT New Lots Line) is a local New York City Subway station in Brooklyn served by the 3 train, located along the elevated IRT New Lots Line.
F. None of above. chosen

Provenance (5 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_69a889144f2481909932f0746a93023d`	completed	March 4, 2026, 7:33 p.m.
NER	Named-entity recognition	`batch_69abb9136f888190b0fd03530e9eda1e`	completed	March 7, 2026, 5:35 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ae0afea7848190b53b8813a567879d`	completed	March 8, 2026, 11:49 p.m.
NEDg	Description generation	`batch_69ae0b8cda248190b88b353c1768c3d7`	completed	March 8, 2026, 11:51 p.m.
NED2	Entity disambiguation (via description)	`batch_69ae0c31f00c8190bb29098f95ee4cb9`	completed	March 8, 2026, 11:54 p.m.

Created at: March 4, 2026, 7:38 p.m.