Triple
T21094892
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hakodate Main Line |
E519736
|
entity |
| Predicate | electrifiedSection |
P14045
|
FINISHED |
| Object | Otaru–Sapporo–Iwamizawa section |
—
|
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: Otaru–Sapporo–Iwamizawa section | Statement: [Hakodate Main Line, electrifiedSection, Otaru–Sapporo–Iwamizawa section]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Otaru–Sapporo–Iwamizawa section Context triple: [Hakodate Main Line, electrifiedSection, Otaru–Sapporo–Iwamizawa section]
-
A.
Shin-Aomori–Shin-Hakodate-Hokuto
Shin-Aomori–Shin-Hakodate-Hokuto is the northernmost segment of Japan’s Shinkansen high-speed rail network, linking Honshu and Hokkaido via the undersea Seikan Tunnel.
-
B.
Yamagata–Shinjō section
The Yamagata–Shinjō section is a segment of Japan’s Ōu Main Line railway connecting the city of Yamagata with Shinjō in Yamagata Prefecture.
-
C.
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.
-
D.
Hokkaido Main Line
The Hokkaido Main Line is a major railway corridor in Hokkaido, Japan, connecting key cities and serving as one of the region’s primary transportation routes.
-
E.
Hakodate Main Line
chosen
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.
- 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_69e0b508d8dc81909be940dafe36c8f7 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e709517a18819081ede1d38e2c4391 |
completed | April 21, 2026, 5:21 a.m. |
Created at: April 16, 2026, 2:52 p.m.