Triple
T21389979
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Clarendon Hills, Illinois |
E527617
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Clarendon Hills Metra station |
—
|
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: Clarendon Hills Metra station | Statement: [Clarendon Hills, Illinois, hasStation, Clarendon Hills Metra station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Clarendon Hills Metra station Context triple: [Clarendon Hills, Illinois, hasStation, Clarendon Hills Metra station]
-
A.
Hanover Park Metra station
Hanover Park Metra station is a commuter rail station in Hanover Park, Illinois, serving Metra’s Milwaukee District/West Line between Chicago and its northwestern suburbs.
-
B.
Indian Hill Metra station
Indian Hill Metra station is a commuter rail stop on Metra's Union Pacific North Line serving residents of Winnetka, Illinois, and the surrounding North Shore suburbs of Chicago.
-
C.
Clarendon Hills station
chosen
Clarendon Hills station is a Metra commuter rail stop serving residents and travelers in the suburban community of Clarendon Hills, Illinois.
-
D.
Arlington Park Metra station
Arlington Park Metra station is a commuter rail station in Arlington Heights, Illinois, providing access to Chicago’s Metra network for visitors to the nearby Arlington International Racecourse and surrounding suburbs.
-
E.
Hickory Creek Metra station
Hickory Creek Metra station is a commuter rail stop in Mokena, Illinois, serving passengers on Metra’s Rock Island District line between the southwest suburbs and downtown Chicago.
- 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_69e0b51ff3748190935c0a513c62a12b |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8b0f8ae288190b43df9fe2841a822 |
completed | April 22, 2026, 11:28 a.m. |
Created at: April 16, 2026, 5:13 p.m.