Triple
T23163621
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kitakami region, Iwate prefecture, Japan |
E578653
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Tohoku region |
—
|
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: Tohoku region | Statement: [Kitakami region, Iwate prefecture, Japan, partOf, Tohoku region]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tohoku region Context triple: [Kitakami region, Iwate prefecture, Japan, partOf, Tohoku region]
-
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.
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.
-
E.
Shōnai region
The Shōnai region is a historical area in northwestern Yamagata Prefecture, Japan, known for its fertile plains, rice cultivation, and role as the former territory of the Shōnai Domain.
- 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_69e245fc75348190a0288401044c8af8 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18f29be30819091e18551044a98f3 |
completed | April 29, 2026, 4:55 a.m. |
Created at: April 17, 2026, 4:02 p.m.