Triple
T21394959
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Honshi-Bisan Line |
E527754
|
entity |
| Predicate | usedByService |
P1294
|
FINISHED |
| Object | JR Shikoku limited express services |
—
|
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: JR Shikoku limited express services | Statement: [Honshi-Bisan Line, usedByService, JR Shikoku limited express services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR Shikoku limited express services Context triple: [Honshi-Bisan Line, usedByService, JR Shikoku limited express services]
-
A.
JR Shikoku
chosen
JR Shikoku is a regional railway company in Japan that operates passenger rail services across the island of Shikoku as part of the Japan Railways Group.
-
B.
JR Shikoku Yosan Line
The JR Shikoku Yosan Line is a major railway line on Japan’s Shikoku island that connects key cities along the northern coast, including Matsuyama, and is operated by Shikoku Railway Company (JR Shikoku).
-
C.
Shiosai limited express
The Shiosai limited express is a Japanese limited express train service operated by JR East that connects Tokyo with coastal destinations in Chiba Prefecture.
-
D.
Semboku Liner
Semboku Liner is a Japanese limited express train service operated with Nankai Electric Railway’s EMU rolling stock, providing fast connections in the Osaka area.
-
E.
Kuroshio limited express
The Kuroshio limited express is a Japanese intercity train service connecting Osaka with the Wakayama and Kii Peninsula regions along the Pacific 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_69e0b51ff3748190935c0a513c62a12b |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8b117d8c881908b823c1212b5b919 |
completed | April 22, 2026, 11:29 a.m. |
Created at: April 16, 2026, 5:13 p.m.