Triple
T17465242
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra North Central Service |
E425259
|
entity |
| Predicate | servesSuburb |
P82
|
FINISHED |
| Object | Buffalo Grove |
—
|
NE NERFINISHED |
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: Buffalo Grove | Statement: [Metra North Central Service, servesSuburb, Buffalo Grove]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Buffalo Grove Context triple: [Metra North Central Service, servesSuburb, Buffalo Grove]
-
A.
Buffalo Grove, Illinois
chosen
Buffalo Grove, Illinois is a suburban village in the Chicago metropolitan area known for its residential communities, parks, and family-friendly amenities.
-
B.
Elmhurst
Elmhurst is a diverse residential and commercial neighborhood in the borough of Queens in New York City, known for its multicultural community and bustling shopping areas.
-
C.
Elmhurst
Elmhurst is a residential neighborhood in East Oakland, California, known for its diverse community and urban character.
-
D.
Elmhurst
Elmhurst is a suburban city in DuPage County, Illinois, located west of Chicago and known for its residential neighborhoods, downtown shopping district, and commuter access to the city.
-
E.
Rolling Meadows
Rolling Meadows is a suburban city in northeastern Illinois, United States, located in the Chicago metropolitan area.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d889dbc2e88190b18ea6115e819258 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e451a6c2e08190bca9de56ee2f5136 |
completed | April 19, 2026, 3:53 a.m. |
Created at: April 10, 2026, 5:47 a.m.