Triple
T7618059
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Michigan Central Railroad |
E172412
|
entity |
| Predicate | majorRoute |
P385
|
FINISHED |
| Object | Detroit–Toledo |
E677236
|
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: Detroit–Toledo | Statement: [Michigan Central Railroad, majorRoute, Detroit–Toledo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Detroit–Toledo Context triple: [Michigan Central Railroad, majorRoute, Detroit–Toledo]
-
A.
Detroit–Bay City
Detroit–Bay City was a key intercity rail corridor in Michigan that linked the industrial hub of Detroit with the regional center of Bay City.
-
B.
Chicago–Detroit/Pontiac corridor
The Chicago–Detroit/Pontiac corridor is a major Midwestern passenger rail route that connects Chicago with Detroit and Pontiac, serving numerous intermediate cities across Illinois and Michigan.
-
C.
Saginaw
Saginaw is a city in central Michigan known for its industrial history, location along the Saginaw River, and role as a regional economic and cultural center.
-
D.
Toledo–Detroit–Windsor area
chosen
The Toledo–Detroit–Windsor area is a cross-border Great Lakes metropolitan region spanning parts of southeastern Michigan, northwestern Ohio, and southwestern Ontario, centered on the cities of Detroit, Toledo, and Windsor.
-
E.
Dearborn
Dearborn is a city in the Detroit metropolitan area best known as the longtime headquarters of the Ford Motor Company and a historic center of the American automotive industry.
- 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_69c699506b308190826894dab1d9ea86 |
completed | March 27, 2026, 2:50 p.m. |
| NER | Named-entity recognition | batch_69c6fa4886ac819084188f54d280df35 |
completed | March 27, 2026, 9:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8709b93c881909dd4c8a7669279db |
completed | March 29, 2026, 12:21 a.m. |
Created at: March 27, 2026, 3:55 p.m.