Triple
T17835830
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hokkaido Main Line |
E445380
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | Oshima Subprefecture |
—
|
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: Oshima Subprefecture | Statement: [Hokkaido Main Line, regionServed, Oshima Subprefecture]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oshima Subprefecture Context triple: [Hokkaido Main Line, regionServed, Oshima Subprefecture]
-
A.
Oshima Subprefecture
chosen
Oshima Subprefecture is an administrative region in southern Hokkaido, Japan, that includes the city of Hakodate and surrounding areas.
-
B.
Kamikawa Subprefecture
Kamikawa Subprefecture is an administrative division in central Hokkaido, Japan, known for its mountainous landscapes, national parks, and popular tourist destinations such as the Furano and Biei areas.
-
C.
Tokachi Subprefecture
Tokachi Subprefecture is an administrative region in eastern Hokkaido, Japan, known for its expansive agricultural lands, dairy farming, and natural hot springs.
-
D.
Hidaka Subprefecture
Hidaka Subprefecture is an administrative division of Hokkaido, Japan, known for its coastal landscapes, horse breeding industry, and rural towns.
-
E.
Sōya Subprefecture
Sōya Subprefecture is the northernmost subprefecture of Japan’s Hokkaido region, encompassing remote coastal areas and serving as an administrative center for cities such as Wakkanai.
- 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_69d8b9f1a6d881909f024bc603111cdb |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e48d27f8908190bf48a8153756effa |
completed | April 19, 2026, 8:07 a.m. |
Created at: April 10, 2026, 10:16 a.m.