Triple
T20628
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chicago Transit Authority |
E409
|
entity |
| Predicate | operatesInTerritory |
P794
|
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 Transit Authority, operatesInTerritory, Cook County, Illinois]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cook County, Illinois Context triple: [Chicago Transit Authority, operatesInTerritory, 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.
Circuit Court of Cook County
The Circuit Court of Cook County is one of the largest unified trial court systems in the United States, handling a broad range of civil, criminal, and administrative cases for Chicago and the surrounding Cook County area.
-
D.
Cook County Board of Commissioners
The Cook County Board of Commissioners is the elected legislative and governing body responsible for setting policy, passing ordinances, and overseeing the budget and operations of Cook County, Illinois.
-
E.
Montgomery County
Montgomery County is a populous and affluent suburban county just northwest of Washington, D.C., known for its highly rated public schools, biotechnology industry, and diverse communities.
- 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: operatesInTerritory Context triple: [Chicago Transit Authority, operatesInTerritory, Cook County, Illinois]
-
A.
operatesWithin
chosen
Indicates that one entity carries out its activities, functions, or operations inside the scope, boundaries, or jurisdiction defined by another entity.
-
B.
usedInRegion
Indicates that something is utilized or applied within a specific geographic or administrative region.
-
C.
areaServed
Indicates the geographic region or jurisdiction within which a service, organization, or activity is provided or applicable.
-
D.
usedInCountry
Indicates that something is utilized, applied, or in operation within the specified country.
-
E.
hasRegion
Indicates that an entity includes, contains, or is associated with a specific geographic or administrative region as part of its scope or structure.
- 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_69a240778d288190815c0052ebbbcc91 |
completed | Feb. 28, 2026, 1:10 a.m. |
| NER | Named-entity recognition | batch_69a246f7bd30819085f751c41f6f029e |
completed | Feb. 28, 2026, 1:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2aa3edb18819080634fad6c570517 |
completed | Feb. 28, 2026, 8:41 a.m. |
| PD | Predicate disambiguation | batch_69a246526f5881909bc2a46e978bd082 |
completed | Feb. 28, 2026, 1:35 a.m. |
Created at: Feb. 28, 2026, 1:14 a.m.