Triple
T1127933
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Park Street |
E24761
|
entity |
| Predicate | hasAdjacentStationOnRedLine |
P25283
|
FINISHED |
| Object | Downtown Crossing |
E15869
|
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: Downtown Crossing | Statement: [Park Street, hasAdjacentStationOnRedLine, Downtown Crossing]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Downtown Crossing Context triple: [Park Street, hasAdjacentStationOnRedLine, Downtown Crossing]
-
A.
Downtown Crossing
chosen
Downtown Crossing is a major subway station and commercial hub in downtown Boston, Massachusetts, known for its heavy foot traffic and connections between multiple MBTA lines.
-
B.
Quincy Market
Quincy Market is a historic 19th-century marketplace in downtown Boston, now a popular destination for food, shopping, and tourism.
-
C.
Federal Hill
Federal Hill is a historic neighborhood and elevated park in Baltimore known for its panoramic views of the Inner Harbor and its role in the city’s maritime and Civil War history.
-
D.
Kenmore Square
Kenmore Square is a major commercial and transportation hub in Boston, Massachusetts, known for its proximity to Fenway Park and its iconic Citgo sign.
-
E.
Copley Square, Boston
Copley Square, Boston is a prominent public square in the Back Bay neighborhood known for its historic architecture, cultural institutions, and role as the traditional finish area of the Boston Marathon.
- 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: hasAdjacentStationOnRedLine Context triple: [Park Street, hasAdjacentStationOnRedLine, Downtown Crossing]
-
A.
openedAsRedLineStation
Indicates that a station began operation specifically as part of the Red Line when it first opened.
-
B.
followingStationOnRedLineTowardAshmont
Indicates that one station is the next stop after another when traveling on the Red Line in the direction toward Ashmont.
-
C.
hasAdjacentBusStation
Indicates that one location has a bus station situated directly next to or very near it.
-
D.
precedingStationOnRedLineTowardAlewife
Indicates that one station is immediately before another station on the Red Line in the direction of travel toward Alewife.
-
E.
hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
- 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_69a4940712c88190aa244f3fc6070a65 |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bc4bc21881909dcfe628f59f3e8c |
completed | March 1, 2026, 10:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac93b2283881908dde77abbbf864ae |
completed | March 7, 2026, 9:08 p.m. |
| PD | Predicate disambiguation | batch_69a4bb48de2081909a0dce005b1c9df1 |
completed | March 1, 2026, 10:18 p.m. |
| PDg | Predicate description generation | batch_69a4bc47fce48190825d3a877251f789 |
completed | March 1, 2026, 10:23 p.m. |
Created at: March 1, 2026, 7:44 p.m.