Triple
T21393324
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Seto-Ōhashi Line |
E527713
|
entity |
| Predicate | locatedOn |
P40
|
FINISHED |
| Object | Seto Ohashi Bridge railway level |
—
|
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: Seto Ohashi Bridge railway level | Statement: [Seto-Ōhashi Line, locatedOn, Seto Ohashi Bridge railway level]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Seto Ohashi Bridge railway level Context triple: [Seto-Ōhashi Line, locatedOn, Seto Ohashi Bridge railway level]
-
A.
Tamagawa Railway Bridge
Tamagawa Railway Bridge is a railway bridge in Japan that carries train lines across the Tama River, connecting areas of Tokyo and its surroundings.
-
B.
Tamagawa Ohashi Bridge
Tamagawa Ohashi Bridge is a major road bridge in the Tokyo area that carries traffic across the Tama River, linking parts of Tokyo and Kawasaki.
-
C.
Seto Ohashi Bridge system
chosen
The Seto Ohashi Bridge system is a series of double-deck road-and-rail suspension and cable-stayed bridges in Japan that spans the Seto Inland Sea, linking the islands of Honshu and Shikoku.
-
D.
Sanjo Ohashi Bridge
Sanjo Ohashi Bridge is a historic bridge in Kyoto, Japan, long regarded as a key terminus of the Tōkaidō road and an important crossing over the Kamo River.
-
E.
Ikema Ohashi Bridge
Ikema Ohashi Bridge is a scenic long-span bridge in Okinawa Prefecture, Japan, known for connecting Miyako-jima and Ikema-jima across strikingly clear turquoise waters.
- 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_69e0b51ff3748190935c0a513c62a12b |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8b1165a508190a72c008117675711 |
completed | April 22, 2026, 11:29 a.m. |
Created at: April 16, 2026, 5:13 p.m.