Triple
T10709254
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Red Line (Chicago "L") |
E252488
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Lake (Red Line station) |
E320368
|
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: Lake (Red Line station) | Statement: [Red Line (Chicago "L"), hasStation, Lake (Red Line station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lake (Red Line station) Context triple: [Red Line (Chicago "L"), hasStation, Lake (Red Line station)]
-
A.
Lake (CTA Red Line station)
chosen
Lake is a Chicago 'L' Red Line subway station located in the downtown Loop, serving as a major transfer point within the city's rapid transit system.
-
B.
Clark/Lake station (CTA)
Clark/Lake station (CTA) is a major elevated and subway transfer station in downtown Chicago’s Loop, serving multiple Chicago 'L' lines and providing convenient access to nearby civic and commercial destinations.
-
C.
Montrose (Brown Line)
Montrose is an elevated Chicago 'L' rapid transit station on the Brown Line serving the North Center neighborhood.
-
D.
Irving Park (Brown Line)
Irving Park (Brown Line) is an elevated Chicago 'L' rapid transit station on the city's North Side serving the CTA Brown Line.
-
E.
Lake Forest station
Lake Forest station is a commuter rail stop in Lake Forest, Illinois, serving passengers on Metra’s Union Pacific North Line between Chicago and the northern suburbs.
- 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_69d6aa5cbabc8190973e683950d89faf |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d6fe5063bc8190ba12fd68a59c9a03 |
completed | April 9, 2026, 1:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69dbad1ac3948190a97ab52fa9d962ad |
completed | April 12, 2026, 2:32 p.m. |
Created at: April 8, 2026, 9:13 p.m.