Triple
T14690593
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Niigata Prefecture |
E345022
|
entity |
| Predicate | hasRailwayLine |
P848
|
FINISHED |
| Object | Uetsu Main Line |
—
|
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: Uetsu Main Line | Statement: [Niigata Prefecture, hasRailwayLine, Uetsu Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Uetsu Main Line Context triple: [Niigata Prefecture, hasRailwayLine, Uetsu Main Line]
-
A.
Uetsu Main Line
chosen
The Uetsu Main Line is a major railway line in northern Japan that runs along the Sea of Japan coast, connecting Niigata and Akita through rural areas including Yamagata Prefecture.
-
B.
Sōya Main Line
The Sōya Main Line is a railway line in Hokkaido, Japan, operated by JR Hokkaido that runs through the northernmost regions of the island, including the city of Wakkanai.
-
C.
Sekihoku Main Line
The Sekihoku Main Line is a railway line in Hokkaido, Japan, connecting inland cities across the island’s mountainous interior and serving as an important regional transport route.
-
D.
Senmō Main Line
The Senmō Main Line is a rural railway line in eastern Hokkaido, Japan, known for its scenic route through sparsely populated landscapes and its operation by the Hokkaido Railway Company (JR Hokkaido).
-
E.
Takayama Main Line
The Takayama Main Line is a scenic railway route in central Japan that runs through the mountainous Hida region, connecting Gifu and Toyama Prefectures.
- 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_69d822e34b348190ada4d1cdb6c7c226 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb585d46c81908d6964130914cec4 |
completed | April 14, 2026, 9:45 p.m. |
Created at: April 10, 2026, 1:28 a.m.