Triple
T15405150
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Port Authority of Allegheny County |
E368431
|
entity |
| Predicate | replacedBy |
P101
|
FINISHED |
| Object | Pittsburgh Regional Transit |
E245518
|
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: Pittsburgh Regional Transit | Statement: [Port Authority of Allegheny County, replacedBy, Pittsburgh Regional Transit]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pittsburgh Regional Transit Context triple: [Port Authority of Allegheny County, replacedBy, Pittsburgh Regional Transit]
-
A.
Pittsburgh Regional Transit
chosen
Pittsburgh Regional Transit is the primary public transportation agency serving the Pittsburgh metropolitan area, operating buses, light rail, and other transit services across the region.
-
B.
Lorain County Transit
Lorain County Transit is a regional public transportation agency serving communities in and around Lorain County, Ohio.
-
C.
Pottstown Area Rapid Transit
Pottstown Area Rapid Transit is the public bus transportation system serving residents and visitors in and around Pottstown, Pennsylvania.
-
D.
Pittsburgh Light Rail
Pittsburgh Light Rail is a light rail transit system serving Pittsburgh, Pennsylvania and its nearby neighborhoods, providing urban and commuter rail service including access to the city’s North Shore district.
-
E.
Manchester Transit Authority
Manchester Transit Authority is the primary public bus and paratransit service provider for the city of Manchester, New Hampshire and surrounding areas.
- 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_69d85a16c68c819099c1b547fbc87b32 |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03e8fde64819082ec0c68df305561 |
completed | April 16, 2026, 1:42 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff1a716248819094fd8b205cc2a3f2 |
completed | May 9, 2026, 11:28 a.m. |
Created at: April 10, 2026, 3:20 a.m.