Triple
T2868464
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Central Japan Railway Company |
E63498
|
entity |
| Predicate | headquartersPrefecture |
P17718
|
FINISHED |
| Object | Aichi Prefecture |
E199464
|
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: Aichi Prefecture | Statement: [Central Japan Railway Company, headquartersPrefecture, Aichi Prefecture]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aichi Prefecture Context triple: [Central Japan Railway Company, headquartersPrefecture, Aichi Prefecture]
-
A.
Aichi Prefecture
chosen
Aichi Prefecture is a central Japanese prefecture on Honshu known for its capital Nagoya, major automotive industry centered around Toyota, and role as a key economic and transportation hub.
-
B.
Miyazaki Prefecture
Miyazaki Prefecture is a largely rural coastal prefecture on Japan’s southeastern Kyushu island, known for its subtropical climate, scenic beaches, and agricultural production.
-
C.
Gifu Prefecture
Gifu Prefecture is a landlocked region in central Japan’s Chūbu area, known for its mountainous terrain, traditional towns like Takayama, and the UNESCO-listed historic villages of Shirakawa-go.
-
D.
Ishikawa Prefecture
Ishikawa Prefecture is a region on Japan’s central Honshu island, known for its historic castle town Kanazawa, traditional crafts, and scenic coastline along the Sea of Japan.
-
E.
Fukui Prefecture
Fukui Prefecture is a coastal region in Japan’s Chūbu area known for its rugged Sea of Japan shoreline, rich history, and significant dinosaur fossil discoveries.
- 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_69ab4c42fb8c8190b36e161d47c03b81 |
completed | March 6, 2026, 9:50 p.m. |
| NER | Named-entity recognition | batch_69abdfdfef1881909dc52a1b34cd24e3 |
completed | March 7, 2026, 8:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d534fbc3fc8190b64611ef1de92865 |
completed | April 7, 2026, 4:46 p.m. |
Created at: March 6, 2026, 10:02 p.m.