Triple

T20481722
Position Surface form Disambiguated ID Type / Status
Subject Purple Line (CTA) E502471 entity
Predicate terminus P388 FINISHED
Object Linden station NE NERFINISHED

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: Linden station | Statement: [Purple Line (CTA), terminus, Linden station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Linden station
Context triple: [Purple Line (CTA), terminus, Linden station]
  • A. Linden station
    Linden station is a New Jersey Transit commuter rail stop in Linden, New Jersey, providing service along major regional routes between New York City and points south.
  • B. Linden station chosen
    Linden station is a Chicago Transit Authority rapid transit station in Wilmette, Illinois, serving as the northern endpoint of the Purple Line.
  • C. Lechmere station
    Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
  • D. Poplar station
    Poplar station is a light rail stop serving the suburb of Mt. Lebanon in the Pittsburgh, Pennsylvania metropolitan area.
  • E. Lawrence East station
    Lawrence East station is a former Scarborough RT rapid transit station in Toronto, Canada, located near Lawrence Avenue East and Kennedy Road.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b4af32848190aea80682b44d5d6e completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e69b57fa9c819091d12320d46a0cee completed April 20, 2026, 9:32 p.m.
Created at: April 16, 2026, 11:34 a.m.