Triple
T1202649
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Detroit metropolitan area |
E25816
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Ambassador Bridge |
E161781
|
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: Ambassador Bridge | Statement: [Detroit metropolitan area, servedBy, Ambassador Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ambassador Bridge Context triple: [Detroit metropolitan area, servedBy, Ambassador Bridge]
-
A.
Ambassador Bridge
chosen
The Ambassador Bridge is a major suspension bridge that serves as one of the busiest commercial border crossings between the United States and Canada, connecting Detroit, Michigan, with Windsor, Ontario.
-
B.
Tobin Bridge
The Tobin Bridge is a major steel cantilever bridge in the Boston area that carries U.S. Route 1 over the Mystic River, connecting Boston and Chelsea, Massachusetts.
-
C.
Outerbridge Crossing
Outerbridge Crossing is a steel cantilever bridge that carries vehicular traffic between Staten Island, New York, and Perth Amboy, New Jersey, across the Arthur Kill tidal strait.
-
D.
Robert F. Kennedy Bridge
The Robert F. Kennedy Bridge is a major New York City toll bridge complex connecting Manhattan, Queens, and the Bronx across the East River and surrounding waterways.
-
E.
Maurice J. Tobin Memorial Bridge
The Maurice J. Tobin Memorial Bridge is a major steel cantilever bridge in Boston, Massachusetts, carrying U.S. Route 1 over the Mystic River between Charlestown and Chelsea.
- 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_69a4942b30f08190a91c60573e16b5ef |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bdbda0b081909c0147121a945e27 |
completed | March 1, 2026, 10:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad08a02ba081908e0036a9d8bfc9f2 |
completed | March 8, 2026, 5:26 a.m. |
Created at: March 1, 2026, 7:46 p.m.