Triple
T13338889
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tonegawa |
E317768
|
entity |
| Predicate | region |
P40
|
FINISHED |
| Object | Kantō plain |
E479995
|
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: Kantō plain | Statement: [Tonegawa, region, Kantō plain]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kantō plain Context triple: [Tonegawa, region, Kantō plain]
-
A.
Kanto Plain
chosen
The Kanto Plain is Japan's largest and most populous lowland region, encompassing Tokyo and surrounding urban and agricultural areas on central Honshu.
-
B.
Osaka Plain
The Osaka Plain is a large, fertile lowland area in the Kansai region of Japan that forms the core of the Osaka metropolitan area and supports dense urban development and agriculture.
-
C.
Kantō region
The Kantō region is a major geographical and economic area of eastern Honshu, Japan, encompassing Tokyo and several surrounding prefectures and serving as the country’s political and population center.
-
D.
Yamato Plain
The Yamato Plain is a fertile lowland area in Nara Prefecture, Japan, historically significant as one of the earliest political and cultural centers of the Japanese state.
-
E.
Sendai Plain
The Sendai Plain is a broad coastal lowland in Japan’s Miyagi Prefecture, known for its extensive rice fields, dense urban development around Sendai City, and exposure to tsunami impacts from the Pacific Ocean.
- 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_69d806b5a3c08190b42c267fb092f98a |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d99d01bf8481908cd3a99e5557b972 |
completed | April 11, 2026, 12:59 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7a83125d481908fe02cf85651a7bb |
completed | May 3, 2026, 7:55 p.m. |
Created at: April 9, 2026, 9:31 p.m.