Triple
T16812257
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | British Rail Class 800 |
E408642
|
entity |
| Predicate | builtAt |
P283
|
FINISHED |
| Object | Kasado Works, Japan |
E591242
|
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: Kasado Works, Japan | Statement: [British Rail Class 800, builtAt, Kasado Works, Japan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kasado Works, Japan Context triple: [British Rail Class 800, builtAt, Kasado Works, Japan]
-
A.
Kasado Works, Kudamatsu, Japan
chosen
Kasado Works in Kudamatsu, Japan is a major Hitachi rail manufacturing facility known for producing high-speed and commuter trains for both domestic and international markets.
-
B.
Fujinomiya, Japan
Fujinomiya, Japan is a city in Shizuoka Prefecture known as a gateway to Mount Fuji and for its scenic views, shrines, and local cuisine.
-
C.
Yamazaki, Japan
Yamazaki, Japan is a historical battlefield area near Kyoto, best known as the site where Akechi Mitsuhide was defeated and killed following his betrayal of Oda Nobunaga in 1582.
-
D.
Setagawa
Setagawa is a river in Japan that flows out of Lake Biwa through the city of Ōtsu in Shiga Prefecture.
-
E.
Tsutsumi plant, Japan
The Tsutsumi plant in Japan is a major Toyota manufacturing facility known for producing popular models like the Toyota Camry and for its advanced, environmentally focused production technologies.
- 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_69d88393905081908d00a86b99996ac8 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3b2df5c888190a462614e1432c357 |
completed | April 18, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00b292a5888190812539b14eb77f34 |
completed | May 10, 2026, 4:30 p.m. |
Created at: April 10, 2026, 5:23 a.m.