Triple
T18427074
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | B Division (New York City Subway) |
E450167
|
entity |
| Predicate | hasYard |
P50404
|
FINISHED |
| Object | Concourse Yard |
—
|
NE NERFINISHED |
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: Concourse Yard | Statement: [B Division (New York City Subway), hasYard, Concourse Yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Concourse Yard Context triple: [B Division (New York City Subway), hasYard, Concourse Yard]
-
A.
Porter Square
Porter Square is a bustling commercial and transit hub in northern Cambridge, Massachusetts, known for its shopping centers, restaurants, and MBTA Red Line and commuter rail station.
-
B.
Copley Place
Copley Place is a large upscale shopping mall and mixed-use complex in Boston’s Back Bay neighborhood, featuring high-end retail stores, hotels, and office space.
-
C.
Mattapan Square
Mattapan Square is a central commercial and transit hub in Boston’s Mattapan neighborhood, known for its diverse community, local businesses, and key transportation connections.
-
D.
Davis Square
Davis Square is a vibrant commercial and cultural neighborhood in Somerville, Massachusetts, known for its restaurants, nightlife, arts scene, and MBTA Red Line station.
-
E.
Dewey Square
Dewey Square is a public plaza in downtown Boston named in honor of Admiral George Dewey, serving as a major transportation hub and civic gathering space.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Concourse Yard Target entity description: Concourse Yard is a major New York City Subway maintenance and storage facility in the Bronx serving B Division lines.
-
A.
Porter Square
Porter Square is a bustling commercial and transit hub in northern Cambridge, Massachusetts, known for its shopping centers, restaurants, and MBTA Red Line and commuter rail station.
-
B.
Copley Place
Copley Place is a large upscale shopping mall and mixed-use complex in Boston’s Back Bay neighborhood, featuring high-end retail stores, hotels, and office space.
-
C.
Mattapan Square
Mattapan Square is a central commercial and transit hub in Boston’s Mattapan neighborhood, known for its diverse community, local businesses, and key transportation connections.
-
D.
Davis Square
Davis Square is a vibrant commercial and cultural neighborhood in Somerville, Massachusetts, known for its restaurants, nightlife, arts scene, and MBTA Red Line station.
-
E.
Dewey Square
Dewey Square is a public plaza in downtown Boston named in honor of Admiral George Dewey, serving as a major transportation hub and civic gathering space.
- F. None of above. chosen
Provenance (2 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_69d8d381d6388190a9e94e9c658174e4 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e51b13ee88819091e7e007d17dcc73 |
completed | April 19, 2026, 6:12 p.m. |
Created at: April 10, 2026, 11:25 a.m.