Triple
T21088019
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Philadelphia–Camden corridor |
E519554
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object | Walt Whitman Bridge |
—
|
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: Walt Whitman Bridge | Statement: [Philadelphia–Camden corridor, hasBridge, Walt Whitman Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Walt Whitman Bridge Context triple: [Philadelphia–Camden corridor, hasBridge, Walt Whitman Bridge]
-
A.
Walt Whitman Bridge
chosen
The Walt Whitman Bridge is a major suspension bridge connecting Philadelphia, Pennsylvania, to Gloucester City, New Jersey, and serving as a key highway crossing over the Delaware River.
-
B.
Walter Taylor Bridge
Walter Taylor Bridge is a historic suspension bridge in Brisbane, Australia, notable for its distinctive residential towers and role as a key river crossing between Indooroopilly and Chelmer.
-
C.
Theodore Roosevelt Bridge
The Theodore Roosevelt Bridge is a major highway bridge over the Potomac River in Washington, D.C., carrying traffic between the city and Arlington, Virginia.
-
D.
Hudson Memorial Bridge
The Hudson Memorial Bridge is a major highway bridge spanning the Tennessee River in Decatur, Alabama, serving as a key transportation link in the region.
-
E.
U.S. Grant Bridge
The U.S. Grant Bridge is a cable-stayed highway bridge spanning the Ohio River, connecting Portsmouth, Ohio, with South Shore, Kentucky.
- 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_69e0b507dd9081908fb8bfcbef4c8b46 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e7094cebe08190bb10f51a45c244ec |
completed | April 21, 2026, 5:21 a.m. |
Created at: April 16, 2026, 2:50 p.m.