Triple
T16039340
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Q (New York City Subway service) |
E389051
|
entity |
| Predicate | extensionOpenedWith |
P121707
|
FINISHED |
| Object | Second Avenue Subway Phase 1 |
E51029
|
NE FINISHED |
How this triple was built (3 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: Second Avenue Subway Phase 1 | Statement: [Q (New York City Subway service), extensionOpenedWith, Second Avenue Subway Phase 1]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Second Avenue Subway Phase 1 Context triple: [Q (New York City Subway service), extensionOpenedWith, Second Avenue Subway Phase 1]
-
A.
Second Avenue Subway
chosen
The Second Avenue Subway is a New York City Subway line on Manhattan’s East Side, built to relieve congestion on the Lexington Avenue Line and long envisioned as a major north–south transit corridor.
-
B.
Chrystie Street subway project
The Chrystie Street subway project was a major mid-20th-century New York City transit initiative that reconfigured and connected subway lines in Lower Manhattan to improve capacity and flexibility in the system.
-
C.
IRT Nostrand Avenue Line extension
The IRT Nostrand Avenue Line extension was a New York City Subway expansion project that extended service deeper into Brooklyn along Nostrand Avenue beyond its original terminus.
-
D.
New York City Subway at Woodside–61st Street
The New York City Subway at Woodside–61st Street is a major Queens transit hub on the 7 line that provides a key transfer point between the subway and Long Island Rail Road commuter rail service.
-
E.
New York City Subway at Vernon Boulevard–Jackson Avenue
The New York City Subway at Vernon Boulevard–Jackson Avenue is a Queens station on the 7 line serving the Long Island City area near the East River waterfront.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: extensionOpenedWith Context triple: [Q (New York City Subway service), extensionOpenedWith, Second Avenue Subway Phase 1]
-
A.
extensionOpenedIn
Indicates that a particular extension is opened or activated within a specified application, environment, or context.
-
B.
extensionOpened
Indicates that a software extension has been activated or launched from its previously closed or inactive state.
-
C.
extensionOpening
Indicates that one entity serves as an opening or access point that leads into or connects to an extension of another entity.
-
D.
extensionOpenedToMernda
Indicates that a transport or infrastructure extension has been opened or extended to reach Mernda.
-
E.
openedWith
Indicates that an entity is opened, initiated, or accessed using a specified tool, method, or instrument.
- 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_69d86dada3808190825d5f80d72fbe88 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e1ff63edb0819092cbb671967bbdcd |
completed | April 17, 2026, 9:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffdbd5acb48190a10e40074fffd425 |
completed | May 10, 2026, 1:13 a.m. |
| PD | Predicate disambiguation | batch_69e1826f34c081908005bb736f1c485d |
completed | April 17, 2026, 12:44 a.m. |
| PDg | Predicate description generation | batch_69e1ff5cd7e481908a29214139a3de2e |
completed | April 17, 2026, 9:37 a.m. |
Created at: April 10, 2026, 4:56 a.m.