Triple

T19009739
Position Surface form Disambiguated ID Type / Status
Subject Garfield station (CTA Green Line Ashland/63rd branch) E465188 entity
Predicate terminalOf P11513 FINISHED
Object Ashland/63rd branch (CTA Green Line) — 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: Ashland/63rd branch (CTA Green Line) | Statement: [Garfield station (CTA Green Line Ashland/63rd branch), terminalOf, Ashland/63rd branch (CTA Green Line)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ashland/63rd branch (CTA Green Line)
Context triple: [Garfield station (CTA Green Line Ashland/63rd branch), terminalOf, Ashland/63rd branch (CTA Green Line)]
  • A. Ashland station (CTA Orange Line)
    Ashland station (CTA Orange Line) is an elevated rapid transit station on Chicago's Orange Line serving the city's Near West Side.
  • B. Green Line Ashland/63rd Branch chosen
    The Green Line Ashland/63rd Branch is a Chicago 'L' rapid transit branch on the CTA's Green Line that runs through the city's South Side to the Ashland/63rd terminal.
  • C. Ashland station (Green Line)
    Ashland station (Green Line) is an elevated Chicago 'L' rapid transit station on the Chicago Transit Authority’s Green Line.
  • D. Central station (CTA Green Line)
    Central station (CTA Green Line) is an elevated Chicago 'L' rapid transit stop in the Austin neighborhood, serving the Green Line's Lake Branch on Chicago's West Side.
  • E. CTA Green Line at Clark/Lake
    CTA Green Line at Clark/Lake is a major elevated Chicago 'L' station in the Loop where Green Line trains share a busy downtown transfer hub with multiple other CTA lines.
  • 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_69d8dd025c188190a1d81f5b4ec7e2c6 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d6a8225c81908e80ae7eb1c1301b completed April 20, 2026, 7:32 a.m.
Created at: April 10, 2026, 12:02 p.m.