Triple

T885507

Position	Surface form	Disambiguated ID	Type / Status
Subject	Q train	`E19120`	entity
Predicate	terminalStation	`P15150`	FINISHED
Object	Astoria–Ditmars Boulevard (historical and/or alternate terminal) Astoria–Ditmars Boulevard is the elevated northern terminal station of the BMT Astoria Line in Queens, New York City, serving as a key subway terminus in the Astoria neighborhood.	`E104556`	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: Astoria–Ditmars Boulevard (historical and/or alternate terminal) | Statement: [Q train, terminalStation, Astoria–Ditmars Boulevard (historical and/or alternate terminal)]

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

Target entity: Astoria–Ditmars Boulevard (historical and/or alternate terminal)
Context triple: [Q train, terminalStation, Astoria–Ditmars Boulevard (historical and/or alternate terminal)]

A. Howard Beach–JFK Airport station
Howard Beach–JFK Airport station is a New York City Subway and AirTrain JFK transfer hub in Queens that provides access between the A train and John F. Kennedy International Airport.
B. Long Island City station
Long Island City station is a Long Island Rail Road terminal in Queens, New York City, serving as a key commuter rail gateway between Long Island and Manhattan via ferry and subway connections.
C. Roosevelt Island station
Roosevelt Island station is the aerial tramway stop on New York City’s Roosevelt Island that serves as the eastern end of the Roosevelt Island Tramway connecting to Manhattan.
D. Forest Hills station
Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
E. 69th Street Transportation Center area
The 69th Street Transportation Center area is a major transit hub and surrounding district in Upper Darby, Pennsylvania, serving as a key western gateway between the suburbs and Philadelphia.
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: Astoria–Ditmars Boulevard (historical and/or alternate terminal)
Triple: [Q train, terminalStation, Astoria–Ditmars Boulevard (historical and/or alternate terminal)]

Generated description

Astoria–Ditmars Boulevard is the elevated northern terminal station of the BMT Astoria Line in Queens, New York City, serving as a key subway terminus in the Astoria neighborhood.

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

Target entity: Astoria–Ditmars Boulevard (historical and/or alternate terminal)
Target entity description: Astoria–Ditmars Boulevard is the elevated northern terminal station of the BMT Astoria Line in Queens, New York City, serving as a key subway terminus in the Astoria neighborhood.

A. Howard Beach–JFK Airport station
Howard Beach–JFK Airport station is a New York City Subway and AirTrain JFK transfer hub in Queens that provides access between the A train and John F. Kennedy International Airport.
B. Long Island City station
Long Island City station is a Long Island Rail Road terminal in Queens, New York City, serving as a key commuter rail gateway between Long Island and Manhattan via ferry and subway connections.
C. Roosevelt Island station
Roosevelt Island station is the aerial tramway stop on New York City’s Roosevelt Island that serves as the eastern end of the Roosevelt Island Tramway connecting to Manhattan.
D. Forest Hills station
Forest Hills station is a major multimodal transit hub in Boston that serves as a key interchange point for MBTA subway, commuter rail, and numerous bus routes.
E. 69th Street Transportation Center area
The 69th Street Transportation Center area is a major transit hub and surrounding district in Upper Darby, Pennsylvania, serving as a key western gateway between the suburbs and Philadelphia.
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_69a4939c32488190a7ccd41cf0abb22b`	completed	March 1, 2026, 7:29 p.m.
NER	Named-entity recognition	`batch_69a4ace5e15c81908cc2e648c9cd52f2`	completed	March 1, 2026, 9:17 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69a7c01f00f48190b954db4a0cb5baa8`	completed	March 4, 2026, 5:16 a.m.
NEDg	Description generation	`batch_69a7c088506c81908a9e8ac91cb5b69d`	completed	March 4, 2026, 5:18 a.m.
NED2	Entity disambiguation (via description)	`batch_69a7c10c8c2881908a739fe824b48782`	completed	March 4, 2026, 5:20 a.m.

Created at: March 1, 2026, 7:39 p.m.