Triple
T19439947
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Green Line West Branch |
E486321
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Ashland station (Green Line) |
E105306
|
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: Ashland station (Green Line) | Statement: [Green Line West Branch, hasStation, Ashland station (Green Line)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ashland station (Green Line) Context triple: [Green Line West Branch, hasStation, Ashland station (Green Line)]
-
A.
Ashland station (Green Line)
chosen
Ashland station (Green Line) is an elevated Chicago 'L' rapid transit station on the Chicago Transit Authority’s Green Line.
-
B.
Ashland station (Orange Line)
Ashland station (Orange Line) is an elevated Chicago Transit Authority rapid transit stop in the city’s Near West Side, serving the Orange Line trains between Midway Airport and the Loop.
-
C.
Garfield station (Green Line)
Garfield station (Green Line) is an elevated Chicago 'L' rapid transit station located in the Washington Park neighborhood on the city's South Side.
-
D.
Pulaski station (Green Line)
Pulaski station (Green Line) is an elevated Chicago 'L' rapid transit station on the CTA's Green Line located in the city's West Garfield Park neighborhood.
-
E.
Green Line Ashland/63rd Branch
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.
- 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_69d8e8d7ad488190a3373045029b0f3b |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e63364371081908e899c2a47af4e5d |
completed | April 20, 2026, 2:08 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0733e22b4c8190b992da00618be661 |
completed | May 15, 2026, 2:55 p.m. |
Created at: April 10, 2026, 1:38 p.m.