Triple
T1225472
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 15th Street station |
E26317
|
entity |
| Predicate | adjacentStation |
P5707
|
FINISHED |
| Object | City Hall station |
E78946
|
NE FINISHED |
How this triple was built (2 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: City Hall station | Statement: [15th Street station, adjacentStation, City Hall station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City Hall station Context triple: [15th Street station, adjacentStation, City Hall station]
-
A.
City Hall station
chosen
City Hall station is a major underground rapid transit stop in Philadelphia located beneath the city's central municipal complex.
-
B.
Park Street station
Park Street station is a major downtown Boston transit hub on the MBTA system, serving multiple Green Line branches and providing connections to the Red Line.
-
C.
Heath Street station
Heath Street station is the southern terminus of the MBTA Green Line E branch, serving Boston’s Mission Hill neighborhood with light rail service.
-
D.
Park Place station
Park Place station is a New York City Subway station in Lower Manhattan that serves the 2 and 3 lines and is part of a larger interconnected transit hub with nearby stations.
-
E.
Cahill Street station
Cahill Street station is the former name of San Jose Diridon Station, a major rail hub in San Jose, California.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a49484688c8190a1bf285eb396a8b6 |
completed | March 1, 2026, 7:33 p.m. |
| NER | Named-entity recognition | batch_69a4be39908481908cca21aaf0828415 |
completed | March 1, 2026, 10:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae58a410a8819091c9bc3f46b0c09d |
completed | March 9, 2026, 5:20 a.m. |
Created at: March 1, 2026, 7:47 p.m.