Triple
T21280273
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Muroran Main Line |
E524501
|
entity |
| Predicate | connectsToLine |
P35490
|
FINISHED |
| Object | Nemuro Main Line (via Iwamizawa) |
—
|
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: Nemuro Main Line (via Iwamizawa) | Statement: [Muroran Main Line, connectsToLine, Nemuro Main Line (via Iwamizawa)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nemuro Main Line (via Iwamizawa) Context triple: [Muroran Main Line, connectsToLine, Nemuro Main Line (via Iwamizawa)]
-
A.
Nemuro Main Line
chosen
The Nemuro Main Line is a major railway line in Hokkaido, Japan, operated by JR Hokkaido and connecting inland cities such as Obihiro with eastern Hokkaido.
-
B.
Hidaka Main Line (partially)
The Hidaka Main Line is a railway line in Hokkaido, Japan, known for running along the Pacific coast and serving rural communities, parts of which are operated by JR Hokkaido.
-
C.
Hakodate Main Line
The Hakodate Main Line is a major railway corridor in Hokkaido, Japan, connecting key cities including Hakodate and Sapporo and serving as one of the region’s primary transport routes.
-
D.
Furano Line
The Furano Line is a railway line in Hokkaido, Japan, known for connecting rural towns and offering scenic views of the region’s famous flower fields and countryside.
-
E.
Muroran Main Line
The Muroran Main Line is a major railway line in Hokkaido, Japan, connecting key cities and industrial areas along the region’s southern coast.
- 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_69e0b516293c819089458ea2ec85f85e |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e736d186988190a5b16fcb669ece9f |
completed | April 21, 2026, 8:35 a.m. |
Created at: April 16, 2026, 4:02 p.m.