Triple
T5560839
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keystone Service |
E145760
|
entity |
| Predicate | ownerOfInfrastructure |
P347
|
FINISHED |
| Object | Pennsylvania Department of Transportation (for Keystone Corridor west of Philadelphia) |
E129857
|
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: Pennsylvania Department of Transportation (for Keystone Corridor west of Philadelphia) | Statement: [Keystone Service, ownerOfInfrastructure, Pennsylvania Department of Transportation (for Keystone Corridor west of Philadelphia)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pennsylvania Department of Transportation (for Keystone Corridor west of Philadelphia) Context triple: [Keystone Service, ownerOfInfrastructure, Pennsylvania Department of Transportation (for Keystone Corridor west of Philadelphia)]
-
A.
Pennsylvania Department of Transportation
chosen
The Pennsylvania Department of Transportation is the state agency responsible for planning, building, and maintaining Pennsylvania’s transportation infrastructure, including highways, bridges, and public transit systems.
-
B.
Southeastern Pennsylvania Transportation Authority
The Southeastern Pennsylvania Transportation Authority (SEPTA) is the regional public transit agency serving the Philadelphia metropolitan area, operating buses, subways, trolleys, and commuter rail services across southeastern Pennsylvania.
-
C.
Keystone Corridor
Keystone Corridor is a major passenger rail route in Pennsylvania that connects Philadelphia with Harrisburg and other central Pennsylvania destinations.
-
D.
SEPTA Suburban Transit Division
The SEPTA Suburban Transit Division is the part of Philadelphia’s regional transit system that operates bus, trolley, and other public transportation services in the suburban areas surrounding the city.
-
E.
Norristown High Speed Line
The Norristown High Speed Line is an interurban rapid transit route in the Philadelphia region that connects the city with its northwestern suburbs via a dedicated right-of-way.
- 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_69c008fcaf788190bafa02a1917ee73b |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c0201857848190a5443b51bcdb63fa |
completed | March 22, 2026, 5 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c028424ddc8190869b530a8eb43f50 |
completed | March 22, 2026, 5:34 p.m. |
Created at: March 22, 2026, 3:36 p.m.