Triple

T12831447
Position Surface form Disambiguated ID Type / Status
Subject Philadelphia subway system E306795 entity
Predicate hasCentralHub P2413 FINISHED
Object Frankford Transportation Center E71684 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: Frankford Transportation Center | Statement: [Philadelphia subway system, hasCentralHub, Frankford Transportation Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Frankford Transportation Center
Context triple: [Philadelphia subway system, hasCentralHub, Frankford Transportation Center]
  • A. Frankford Transportation Center chosen
    Frankford Transportation Center is a major multimodal transit hub in Northeast Philadelphia serving as a key terminal for SEPTA’s Market–Frankford Line and numerous bus routes.
  • B. Pennsauken Transit Center
    Pennsauken Transit Center is a New Jersey public transportation hub that provides rail connections between local light rail services and regional commuter trains.
  • C. Broad Street Station (Philadelphia)
    Broad Street Station (Philadelphia) was a grand former railroad terminal in Center City Philadelphia that served as the Pennsylvania Railroad’s primary passenger station and a major hub of rail travel in the late 19th and early 20th centuries.
  • D. Norristown Transportation Center
    Norristown Transportation Center is a major multimodal transit hub in Norristown, Pennsylvania, serving as a key connection point for regional rail, high-speed rail, and bus services in the SEPTA network.
  • E. Trenton Transit Center
    Trenton Transit Center is a major intermodal transportation hub in Trenton, New Jersey, serving NJ Transit, Amtrak, SEPTA, and local bus connections.
  • 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_69d7bdf52b94819096d6f0ba4ab50a98 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96fb0bb208190bdc4d3dc7909be06 completed April 10, 2026, 9:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f68ed8d20081908e0fb5262b354cab completed May 2, 2026, 11:55 p.m.
Created at: April 9, 2026, 5:34 p.m.