Triple
T21309810
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ibaraki City |
E525298
|
entity |
| Predicate | hasRailwayService |
P782
|
FINISHED |
| Object | JR West lines |
—
|
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 West lines | Statement: [Ibaraki City, hasRailwayService, JR West lines]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR West lines Context triple: [Ibaraki City, hasRailwayService, JR West lines]
-
A.
JR West railway lines
chosen
JR West railway lines are a network of passenger and freight railway routes in western Japan operated by the West Japan Railway Company, connecting major cities and regional areas across the Kansai, Chugoku, Hokuriku, and Kyushu regions.
-
B.
JR West Hanwa Line
The JR West Hanwa Line is a major railway line in Japan’s Kansai region operated by West Japan Railway Company, connecting central Osaka with southern Osaka Prefecture and Wakayama.
-
C.
JR West Nara Line
The JR West Nara Line is a railway line in Japan operated by West Japan Railway Company that connects the Kyoto area with Nara, serving various cities and towns in between.
-
D.
JR Negishi Line
The JR Negishi Line is a railway line in the Yokohama area of Japan that connects central Yokohama with surrounding districts and links to major JR lines serving the Greater Tokyo region.
-
E.
JR West Kinki Urban Area network
The JR West Kinki Urban Area network is a major commuter and regional rail system operated by West Japan Railway Company serving the densely populated Kansai region, including cities such as Osaka, Kyoto, and Kobe.
- 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_69e0b518b8948190ad69cf9a8784d397 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e75aaa56fc81909ba7649302528269 |
completed | April 21, 2026, 11:08 a.m. |
Created at: April 16, 2026, 4:06 p.m.