Triple
T22738987
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Forest Park, Illinois |
E562352
|
entity |
| Predicate | hasRailService |
P782
|
FINISHED |
| Object | Metra (nearby stations in adjacent suburbs) |
—
|
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: Metra (nearby stations in adjacent suburbs) | Statement: [Forest Park, Illinois, hasRailService, Metra (nearby stations in adjacent suburbs)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metra (nearby stations in adjacent suburbs) Context triple: [Forest Park, Illinois, hasRailService, Metra (nearby stations in adjacent suburbs)]
-
A.
Metra stations
chosen
Metra stations are passenger rail stops in the Chicago metropolitan area that serve as boarding and alighting points for the region’s commuter rail network.
-
B.
Metropolitano bus system stations nearby
Metropolitano bus system stations nearby are public transit stops on Lima’s Bus Rapid Transit network that provide residents and visitors in the Chorrillos district with fast, dedicated-lane bus connections to other parts of the city.
-
C.
Metra at Jefferson Park
Metra at Jefferson Park is a commuter rail station in Chicago’s Jefferson Park neighborhood that serves as a key transfer point between Metra trains and CTA transit services.
-
D.
Metro G Line (nearby connections)
The Metro G Line (nearby connections) is a Los Angeles Metro Bus Rapid Transit service that links with other transit options near Lankershim Boulevard in the San Fernando Valley.
-
E.
Metra fare zones
Metra fare zones are a distance-based pricing system used by the Chicago-area Metra commuter rail network to determine ticket costs between stations.
- 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_69e245513a5c81908d5cb471b4fc429d |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17971751081909253984429c8d178 |
completed | April 29, 2026, 3:22 a.m. |
Created at: April 17, 2026, 3:22 p.m.