Triple
T21391517
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Akita International University |
E527661
|
entity |
| Predicate | region |
P40
|
FINISHED |
| Object | Tohoku |
—
|
NE NERFINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Tohoku | Statement: [Akita International University, region, Tohoku]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tohoku Context triple: [Akita International University, region, Tohoku]
-
A.
Tohoku
chosen
Tohoku is the northeastern region of Japan’s main island, known for its rural landscapes, harsh winters, and rich traditional culture.
-
B.
Keihin-Tōhoku
Keihin-Tōhoku is a major commuter rail service in the Greater Tokyo area of Japan, operated by JR East and running north–south through Tokyo, Saitama, and Kanagawa Prefectures.
-
C.
Ōshū region
The Ōshū region was a historical area in northern Honshū, Japan, encompassing much of what is now Tōhoku and serving as an important political and cultural center during the late Heian and early Kamakura periods.
-
D.
Miyagi Prefecture
Miyagi Prefecture is a coastal region in Japan’s Tōhoku area, known for its capital city Sendai, scenic Matsushima Bay, and a mix of urban centers and rich natural landscapes.
-
E.
Hokuriku region
The Hokuriku region is a coastal area in northwestern Honshu, Japan, known for its heavy snowfall, Sea of Japan shoreline, and historic castle and hot spring towns.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69e0b51ff3748190935c0a513c62a12b |
elicitation | completed |
| NER | batch_69e8b113690c81909c0a378fddba5d3a |
ner | completed |
Created at: April 16, 2026, 5:13 p.m.