Triple
T1391292
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Metra |
E29963
|
entity |
| Predicate | operates |
P24
|
FINISHED |
| Object | Rock Island District |
E48253
|
NE FINISHED |
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: Rock Island District | Statement: [Metra, operates, Rock Island District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rock Island District Context triple: [Metra, operates, Rock Island District]
-
A.
Rock Island District
chosen
Rock Island District is a Metra commuter rail line in the Chicago area that connects downtown Chicago with its southwestern suburbs.
-
B.
Lincoln district
Lincoln district is a local government district in the city of Lincoln, serving as an administrative area within the county of Lincolnshire in England.
-
C.
Rock Island Railroad
Rock Island Railroad was a major American railroad that operated across the Midwest and Southwest, known for its extensive freight and passenger services before its bankruptcy and liquidation in the 1980s.
-
D.
Northwestern Federal District
The Northwestern Federal District is an administrative region of Russia that encompasses the country’s northwestern territories, including the city of St. Petersburg.
-
E.
Military Division of the Mississippi
The Military Division of the Mississippi was a major Union Army command in the Western Theater of the American Civil War, overseeing multiple armies in operations against the Confederacy.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69a498dc92f8819094a1108f8ac90f43 |
completed | March 1, 2026, 7:51 p.m. |
| NER | Named-entity recognition | batch_69a4c35f7ab081909fe81dd475d6196f |
completed | March 1, 2026, 10:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acde24d1d88190bd6d602923270cd1 |
completed | March 8, 2026, 2:25 a.m. |
Created at: March 1, 2026, 7:59 p.m.