Triple

T2163273
Position Surface form Disambiguated ID Type / Status
Subject Line 3 Scarborough E46848 entity
Predicate terminus P388 FINISHED
Object McCowan station E78053 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: McCowan station | Statement: [Line 3 Scarborough, terminus, McCowan station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: McCowan station
Context triple: [Line 3 Scarborough, terminus, McCowan station]
  • A. McCowan station chosen
    McCowan station is an elevated Toronto subway station in Scarborough that served as the eastern terminus of the former Line 3 Scarborough.
  • B. Waban station
    Waban station is a light rail stop on Boston's MBTA Green Line located in the Waban neighborhood of Newton, Massachusetts.
  • C. Foster station
    Foster station is a former Chicago Transit Authority 'L' rapid transit stop that once served the Purple Line in Chicago, Illinois.
  • D. Crestmont station
    Crestmont station is a SEPTA Regional Rail stop in Abington Township, Pennsylvania, serving passengers on the Warminster Line.
  • E. Kennedy station
    Kennedy station is a major Toronto Transit Commission hub in Scarborough that serves as the eastern terminus for Line 2 Bloor–Danforth and an interchange with other subway and light rail 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_69a88a184cbc8190877791f6552c2484 completed March 4, 2026, 7:38 p.m.
NER Named-entity recognition batch_69abbe8d105c819098371c35c88873dc completed March 7, 2026, 5:58 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae5d98286c8190a6890e2c7daa10b5 completed March 9, 2026, 5:41 a.m.
Created at: March 4, 2026, 7:45 p.m.