Triple
T14972432
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tama River |
E373354
|
entity |
| Predicate | hasBridge |
P386
|
FINISHED |
| Object |
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.
|
E1141402
|
NE FINISHED |
How this triple was built (4 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: Tamagawa Ohashi Bridge | Statement: [Tama River, hasBridge, Tamagawa Ohashi Bridge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tamagawa Ohashi Bridge Context triple: [Tama River, hasBridge, Tamagawa Ohashi Bridge]
-
A.
Seto Ohashi Bridge
The Seto Ohashi Bridge is a massive series of double-deck bridges in Japan that carries both road and rail traffic across the Seto Inland Sea between Honshu and Shikoku.
-
B.
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.
-
C.
Irabu Ohashi Bridge
Irabu Ohashi Bridge is a long sea-crossing bridge in Okinawa Prefecture, Japan, known for connecting Miyako-jima and Irabu-jima and offering scenic views over clear blue waters.
-
D.
Mukogawa Bridge
Mukogawa Bridge is a bridge spanning the Mukogawa River in Japan, serving as a key local transportation link and landmark in the surrounding area.
-
E.
Marukobashi Bridge
Marukobashi Bridge is a bridge spanning the Tama River in Japan, serving as a local transportation link and river crossing.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Tamagawa Ohashi Bridge Triple: [Tama River, hasBridge, Tamagawa Ohashi Bridge]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tamagawa Ohashi Bridge Target entity description: 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.
-
A.
Seto Ohashi Bridge
The Seto Ohashi Bridge is a massive series of double-deck bridges in Japan that carries both road and rail traffic across the Seto Inland Sea between Honshu and Shikoku.
-
B.
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.
-
C.
Irabu Ohashi Bridge
Irabu Ohashi Bridge is a long sea-crossing bridge in Okinawa Prefecture, Japan, known for connecting Miyako-jima and Irabu-jima and offering scenic views over clear blue waters.
-
D.
Mukogawa Bridge
Mukogawa Bridge is a bridge spanning the Mukogawa River in Japan, serving as a key local transportation link and landmark in the surrounding area.
-
E.
Marukobashi Bridge
Marukobashi Bridge is a bridge spanning the Tama River in Japan, serving as a local transportation link and river crossing.
- F. None of above. chosen
Provenance (5 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_69d85ccbbcd48190acb56e7cf104d8ad |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69ded6e767608190940eb6f16ea97451 |
completed | April 15, 2026, 12:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fec8741c048190b549782f49969f6a |
completed | May 9, 2026, 5:39 a.m. |
| NEDg | Description generation | batch_69fec9d32f388190aef036dde9cdda42 |
completed | May 9, 2026, 5:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69feca4a9db08190a083b5f0d9ec091b |
completed | May 9, 2026, 5:46 a.m. |
Created at: April 10, 2026, 2:50 a.m.