Triple
T17465224
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra North Central Service |
E425259
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Antioch, Illinois |
—
|
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: Antioch, Illinois | Statement: [Metra North Central Service, terminus, Antioch, Illinois]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Antioch, Illinois Context triple: [Metra North Central Service, terminus, Antioch, Illinois]
-
A.
Antioch, Illinois
chosen
Antioch, Illinois is a suburban village in northeastern Illinois known for its proximity to the Chain O’Lakes and its location between Chicago and Milwaukee.
-
B.
Athens, Illinois
Athens, Illinois is a small city in Menard County that functions as part of the greater Springfield, Illinois region.
-
C.
Cairo, Illinois
Cairo, Illinois is a historic river town at the confluence of the Mississippi and Ohio Rivers that played a significant role in regional trade, transportation, and Civil War history.
-
D.
Nashville, Illinois
Nashville, Illinois is a small city in Washington County known as the birthplace of U.S. Supreme Court Justice Harry A. Blackmun.
-
E.
Richmond, Illinois
Richmond, Illinois is a small village in northern Illinois near the Wisconsin border, known for its historic downtown and rural character.
- 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.