Triple

T1993326
Position Surface form Disambiguated ID Type / Status
Subject Chester, Pennsylvania E43299 entity
Predicate hasRailStation P726 FINISHED
Object Chester Transportation Center E188758 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: Chester Transportation Center | Statement: [Chester, Pennsylvania, hasRailStation, Chester Transportation Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chester Transportation Center
Context triple: [Chester, Pennsylvania, hasRailStation, Chester Transportation Center]
  • A. Chester Transportation Center chosen
    Chester Transportation Center is a major multimodal transit hub in Chester, Pennsylvania, serving regional rail, bus, and other public transportation services.
  • B. Darby Transportation Center
    Darby Transportation Center is a public transit hub in Darby, Pennsylvania, serving as a key interchange point for SEPTA trolley and bus services.
  • C. Aurora Transportation Center
    Aurora Transportation Center is a major commuter rail and bus hub in Aurora, Illinois, serving as the western terminus for Metra’s BNSF Railway Line and a key regional transit center.
  • D. 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.
  • E. Olney Transportation Center
    Olney Transportation Center is a major multimodal transit hub in North Philadelphia that serves as a key northern terminal and transfer point for SEPTA subway, bus, and regional services.
  • 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_69a88714cf2c819081644be450b8356e completed March 4, 2026, 7:25 p.m.
NER Named-entity recognition batch_69abb86275c88190bed869e9d3cf7ed5 completed March 7, 2026, 5:32 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae033a39d48190b6389e22de0d4418 completed March 8, 2026, 11:16 p.m.
Created at: March 4, 2026, 7:37 p.m.