Triple
T13167869
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Penn Square station |
E312899
|
entity |
| Predicate | hasFormerName |
P65
|
FINISHED |
| Object | City Hall station (as Penn Square station) |
E312899
|
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 (as Penn Square station) | Statement: [Penn Square station, hasFormerName, City Hall station (as Penn Square station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: City Hall station (as Penn Square station) Context triple: [Penn Square station, hasFormerName, City Hall station (as Penn Square station)]
-
A.
Station Square metro station
Station Square metro station is a major interchange station in the Tbilisi Metro system, serving as a key transit hub adjacent to the city's central railway terminal.
-
B.
Allegheny station (Broad Street Line)
Allegheny station (Broad Street Line) is a rapid transit station on SEPTA’s Broad Street Line in Philadelphia, serving the surrounding North Philadelphia neighborhood.
-
C.
Penn Square station
chosen
Penn Square station was the original name of what is now SEPTA’s City Hall station, a major underground transit hub in central Philadelphia.
-
D.
Union Station (Pittsburgh)
Union Station (Pittsburgh) is a historic Beaux-Arts railroad terminal in downtown Pittsburgh, renowned for its grand rotunda and role as a major early 20th-century transportation hub.
-
E.
Erie station (Broad Street Line)
Erie station (Broad Street Line) is a rapid transit station on SEPTA's Broad Street Line in Philadelphia, Pennsylvania.
- 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_69d806ac3ee081909b2fd27d060aa974 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98c2c317881908cc715c97d915f77 |
completed | April 10, 2026, 11:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6eaf92c1881909d387dcf50d8d09f |
completed | May 3, 2026, 6:28 a.m. |
Created at: April 9, 2026, 9:13 p.m.