Triple
T12801602
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR Tōkai |
E306031
|
entity |
| Predicate | operatesRailLine |
P15252
|
FINISHED |
| Object | Iida 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: Iida Line | Statement: [JR Tōkai, operatesRailLine, Iida Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iida Line Context triple: [JR Tōkai, operatesRailLine, Iida Line]
-
A.
Iida Line
chosen
The Iida Line is a regional railway line in central Japan operated by JR Central, running through mountainous areas of Aichi, Nagano, and Shizuoka Prefectures and connecting various local communities.
-
B.
Senzan Line
The Senzan Line is a regional railway line in Japan that connects Sendai in Miyagi Prefecture with Yamagata in Yamagata Prefecture through the mountainous Ou region.
-
C.
Kosei Line
The Kosei Line is a railway line in Japan operated by JR West that runs along the western shore of Lake Biwa, connecting Kyoto with the Shiga and Fukui prefecture areas.
-
D.
Hakubi Line
The Hakubi Line is a major railway line in western Japan operated by JR West that connects Okayama and Tottori Prefectures through the Chūgoku Mountains.
-
E.
Yamatoji Line
The Yamatoji Line is a railway line in Japan operated by JR West that connects Osaka with Nara, serving as a key commuter and intercity route in the Kansai region.
- 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_69d7bdf366888190a8cccb982606889c |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e7d3f5c8190bf01bef5d263ca26 |
completed | April 10, 2026, 9:41 p.m. |
Created at: April 9, 2026, 5:30 p.m.