Triple
T4241871
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Midwest services |
E95431
|
entity |
| Predicate | routeIncludes |
P1393
|
FINISHED |
| Object | Illinois Zephyr |
E352028
|
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: Illinois Zephyr | Statement: [Amtrak Midwest services, routeIncludes, Illinois Zephyr]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Illinois Zephyr Context triple: [Amtrak Midwest services, routeIncludes, Illinois Zephyr]
-
A.
Illinois Zephyr
chosen
The Illinois Zephyr is a state-supported Amtrak passenger train that operates daily between Chicago and Quincy, Illinois, serving intermediate cities across the state.
-
B.
Acela
Acela is Amtrak’s high-speed train service in the Northeast Corridor, known for providing the fastest intercity rail travel in the United States between cities like Boston, New York, and Washington, D.C.
-
C.
Amtrak Empire Builder
The Amtrak Empire Builder is a long-distance passenger train route that runs between Chicago and the Pacific Northwest, offering scenic views of the northern United States.
-
D.
Amtrak Missouri River Runner
Amtrak Missouri River Runner is a passenger train service operated by Amtrak that runs between Kansas City and St. Louis along the Missouri River corridor.
-
E.
Union Pacific Challenger
The Union Pacific Challenger was a named passenger train operated by the Union Pacific Railroad, known for providing comfortable, mid-priced long-distance service across the western United States.
- 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_69b3453d91548190b4d4ef8fe52aa2ac |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34e891bc08190831187da4f553f48 |
completed | March 12, 2026, 11:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5a872fd6881908a3fbe37e7c35c92 |
completed | March 14, 2026, 6:26 p.m. |
Created at: March 12, 2026, 11:05 p.m.