Triple
T94987
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago Transit Authority |
E1910
|
entity |
| Predicate | servesRegion |
P82
|
FINISHED |
| Object | Cook County |
E1146
|
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: Cook County | Statement: [Chicago Transit Authority, servesRegion, Cook County]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cook County Context triple: [Chicago Transit Authority, servesRegion, Cook County]
-
A.
Cook County, Illinois
chosen
Cook County, Illinois is a populous county in northeastern Illinois that includes the city of Chicago and serves as a major economic, cultural, and political hub in the United States.
-
B.
DuPage County, Illinois
DuPage County, Illinois is a suburban county west of Chicago known for its affluent communities, extensive forest preserves, and role as a major component of the Chicago metropolitan area.
-
C.
McHenry County, Illinois
McHenry County, Illinois is a suburban county in northeastern Illinois that forms part of the greater Chicago metropolitan area.
-
D.
Lake County, Illinois
Lake County, Illinois is a suburban county north of Chicago known for its mix of residential communities, forest preserves, and commuter connections into the city.
-
E.
Kane County, Illinois
Kane County, Illinois is a suburban county west of Chicago that forms part of the greater Chicago metropolitan area.
- 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_69a24d4862f881908cc8b89d3a78031d |
completed | Feb. 28, 2026, 2:04 a.m. |
| NER | Named-entity recognition | batch_69a24fd4777c81909ea9b9a6bd4f7ad5 |
completed | Feb. 28, 2026, 2:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a305dff8b88190b82db3adf474b271 |
completed | Feb. 28, 2026, 3:12 p.m. |
Created at: Feb. 28, 2026, 2:09 a.m.