Triple
T17549595
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | The Bridge at Mackinac |
E427422
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | Mackinac Bridge Authority |
—
|
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: Mackinac Bridge Authority | Statement: [The Bridge at Mackinac, maintainedBy, Mackinac Bridge Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mackinac Bridge Authority Context triple: [The Bridge at Mackinac, maintainedBy, Mackinac Bridge Authority]
-
A.
Mackinac Bridge Authority
chosen
The Mackinac Bridge Authority is a public agency responsible for operating, managing, and overseeing the finances and maintenance of Michigan’s Mackinac Bridge.
-
B.
Sault Ste. Marie Bridge Authority
The Sault Ste. Marie Bridge Authority is a bi-national public agency that operates and maintains the international bridge connecting Sault Ste. Marie, Michigan, and Sault Ste. Marie, Ontario.
-
C.
Detroit International Bridge Company
Detroit International Bridge Company is a private firm that owns and operates the Ambassador Bridge, a major international crossing between Detroit, Michigan, and Windsor, Ontario.
-
D.
St. Lawrence Bridge Company
St. Lawrence Bridge Company was a Canadian engineering and construction firm known for its role in designing and building major steel railway bridges in Quebec, including the ill-fated Quebec Bridge.
-
E.
Niagara Falls Bridge Commission
The Niagara Falls Bridge Commission is a bi-national public agency that owns and operates key international bridges connecting the United States and Canada in the Niagara Falls region.
- 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_69d889df6dc081908f67dbadc03c07ee |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e45463ddf88190a2c29f3246adcb6e |
completed | April 19, 2026, 4:04 a.m. |
Created at: April 10, 2026, 5:50 a.m.