Triple
T21381120
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Damen Avenue |
E527356
|
entity |
| Predicate | hasTransitStation |
P726
|
FINISHED |
| Object | Damen station (CTA Blue Line – O’Hare branch) |
E1153709
|
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: Damen station (CTA Blue Line – O’Hare branch) | Statement: [Damen Avenue, hasTransitStation, Damen station (CTA Blue Line – O’Hare branch)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Damen station (CTA Blue Line – O’Hare branch) Context triple: [Damen Avenue, hasTransitStation, Damen station (CTA Blue Line – O’Hare branch)]
-
A.
Damen (CTA Pink Line station)
Damen is a Chicago Transit Authority Pink Line rapid transit station serving the Lower West Side neighborhood near the Pilsen area.
-
B.
Damen (Brown Line) station
Damen (Brown Line) station is an elevated Chicago 'L' rapid transit stop in the city's North Side, serving the Brown Line.
-
C.
Damen (O'Hare branch)
chosen
Damen (O'Hare branch) is a Chicago 'L' rapid transit station on the Blue Line's O'Hare branch serving the city's Wicker Park/Bucktown area.
-
D.
O'Hare station (CTA Blue Line)
O'Hare station (CTA Blue Line) is a Chicago Transit Authority rapid transit station located at O'Hare International Airport, serving as the Blue Line’s western terminus and a major gateway between the airport and downtown Chicago.
-
E.
Forest Park station (CTA Blue Line)
Forest Park station (CTA Blue Line) is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western terminal of the Blue Line.
- 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_69e0b51f363c8190944000ab5523b02b |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8b0cec99881908481d0b08df358a8 |
completed | April 22, 2026, 11:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a09b42473b08190b0cf48ed71c09de4 |
completed | May 17, 2026, 12:27 p.m. |
Created at: April 16, 2026, 5:11 p.m.