Triple
T94901
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago Surface Lines |
E1908
|
entity |
| Predicate | servedRegion |
P82
|
FINISHED |
| Object | Cook County, Illinois |
E1146
|
NE FINISHED |
How this triple was built (3 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, Illinois | Statement: [Chicago Surface Lines, servedRegion, Cook County, Illinois]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cook County, Illinois Context triple: [Chicago Surface Lines, servedRegion, Cook County, Illinois]
-
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.
Kane County, Illinois
Kane County, Illinois is a suburban county west of Chicago that forms part of the greater Chicago metropolitan area.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: servedRegion Context triple: [Chicago Surface Lines, servedRegion, Cook County, Illinois]
-
A.
areaServed
chosen
Indicates the geographic region or jurisdiction within which a service, organization, or activity is provided or applicable.
-
B.
hasRegion
Indicates that an entity includes, contains, or is associated with a specific geographic or administrative region as part of its scope or structure.
-
C.
usedInRegion
Indicates that something is utilized or applied within a specific geographic or administrative region.
-
D.
sourceRegion
Indicates the geographic or spatial region from which something originates or is derived.
-
E.
sectorServed
Indicates the industry or economic sector that an entity primarily serves or targets with its activities, products, or services.
- F. None of above.
Provenance (4 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_69a24feef1b08190bb9525f71cce053e |
completed | Feb. 28, 2026, 2:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a30282051c81909845b23c651cc999 |
completed | Feb. 28, 2026, 2:58 p.m. |
| PD | Predicate disambiguation | batch_69a24ebb3da08190a8b82564f33cde3b |
completed | Feb. 28, 2026, 2:11 a.m. |
Created at: Feb. 28, 2026, 2:09 a.m.