Triple
T3942411
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Wolverine service |
E92063
|
entity |
| Predicate | category |
P87
|
FINISHED |
| Object | Amtrak routes in Michigan |
E95431
|
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: Amtrak routes in Michigan | Statement: [Amtrak Wolverine service, category, Amtrak routes in Michigan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Amtrak routes in Michigan Context triple: [Amtrak Wolverine service, category, Amtrak routes in Michigan]
-
A.
Amtrak state-supported routes program
The Amtrak state-supported routes program is a funding and operational framework in which U.S. states partner with Amtrak to subsidize and manage shorter-distance intercity passenger rail services beyond the federally supported long-distance network.
-
B.
Amtrak Northeast Corridor routes
Amtrak Northeast Corridor routes are the heavily traveled passenger rail lines connecting major cities from Boston through New York and Philadelphia to Washington, D.C., forming the busiest and most important rail corridor in the United States.
-
C.
Amtrak Midwest services
chosen
Amtrak Midwest services are a network of state-supported intercity passenger rail routes connecting major cities across the Midwestern United States.
-
D.
Amtrak Wolverine service
Amtrak Wolverine service is a passenger rail line operated by Amtrak that runs between Chicago and Pontiac in Michigan, serving key cities across the state.
-
E.
Amtrak City of New Orleans route
The Amtrak City of New Orleans route is a long-distance passenger train line running between Chicago and New Orleans, serving major cities along the Mississippi River corridor.
- 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_69aed965502c8190904ebad1203a4ae8 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeedff736c8190b22e03d94c40f61a |
completed | March 9, 2026, 3:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b533912bf881909e5e5e9e4245edbf |
completed | March 14, 2026, 10:08 a.m. |
Created at: March 9, 2026, 3:24 p.m.