Triple
T17782712
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Matsumoto, Nagano, Japan |
E443937
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Matsumoto Basin |
—
|
NE NERFINISHED |
How this triple was built (3 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: Matsumoto Basin | Statement: [Matsumoto, Nagano, Japan, partOf, Matsumoto Basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Matsumoto Basin Context triple: [Matsumoto, Nagano, Japan, partOf, Matsumoto Basin]
-
A.
Yonezawa Basin
Yonezawa Basin is an inland basin in Yamagata Prefecture, Japan, known for encompassing the city of Yonezawa and its surrounding agricultural and residential areas.
-
B.
Kōfu Basin
The Kōfu Basin is an inland lowland area in Yamanashi Prefecture, Japan, known for its surrounding mountains, fruit cultivation, and role as a major regional population and economic center.
-
C.
Hitoyoshi Basin
Hitoyoshi Basin is an inland lowland area in southern Japan known for its surrounding mountains, river terraces, and role as an agricultural and historical center of the region.
-
D.
Yamagata Basin
Yamagata Basin is a lowland plain in northern Japan known for its agricultural productivity and surrounding mountainous terrain.
-
E.
Katsurahama
Katsurahama is a scenic, crescent-shaped beach in Kōchi Prefecture, Japan, famed for its views of the Pacific Ocean and its statue of samurai hero Sakamoto Ryōma.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Matsumoto Basin Target entity description: Matsumoto Basin is a broad intermontane basin in Nagano Prefecture, Japan, encompassing the city of Matsumoto and surrounding lowland areas.
-
A.
Yonezawa Basin
Yonezawa Basin is an inland basin in Yamagata Prefecture, Japan, known for encompassing the city of Yonezawa and its surrounding agricultural and residential areas.
-
B.
Kōfu Basin
The Kōfu Basin is an inland lowland area in Yamanashi Prefecture, Japan, known for its surrounding mountains, fruit cultivation, and role as a major regional population and economic center.
-
C.
Hitoyoshi Basin
Hitoyoshi Basin is an inland lowland area in southern Japan known for its surrounding mountains, river terraces, and role as an agricultural and historical center of the region.
-
D.
Yamagata Basin
Yamagata Basin is a lowland plain in northern Japan known for its agricultural productivity and surrounding mountainous terrain.
-
E.
Katsurahama
Katsurahama is a scenic, crescent-shaped beach in Kōchi Prefecture, Japan, famed for its views of the Pacific Ocean and its statue of samurai hero Sakamoto Ryōma.
- F. None of above. chosen
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_69d8b9ef17708190bdf7e2adbf14ddc2 |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e4872260b881908e77096500451816 |
completed | April 19, 2026, 7:41 a.m. |
Created at: April 10, 2026, 10:12 a.m.