Triple
T10687211
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kichijōji |
E251908
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | JR Chūō Line (Rapid) |
E680414
|
NE FINISHED |
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 Chūō Line (Rapid) | Statement: [Kichijōji, railwayLine, JR Chūō Line (Rapid)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR Chūō Line (Rapid) Context triple: [Kichijōji, railwayLine, JR Chūō Line (Rapid)]
-
A.
Sanyō Shinkansen line
The Sanyō Shinkansen line is a major high-speed railway corridor in Japan that connects Osaka with Fukuoka, forming the western portion of the country’s bullet train network.
-
B.
JR Chuo-Sobu Line
The JR Chuo-Sobu Line is a major local railway line in Tokyo and surrounding areas operated by JR East, connecting central city districts and numerous commuter neighborhoods.
-
C.
Jōetsu Shinkansen
The Jōetsu Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Niigata region, providing rapid passenger service through central Honshu.
-
D.
JR East Tōkaidō Main Line
The JR East Tōkaidō Main Line is a major railway corridor in Japan that runs along the Pacific coast of Honshu, connecting Tokyo with key cities in the Kantō and Tōkai regions.
-
E.
Chūō Line (Rapid)
chosen
The Chūō Line (Rapid) is a major high-speed commuter rail service in Tokyo that connects central Tokyo with its western suburbs and is operated by JR East.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d6aa5bd7c08190a816e733b4045c23 |
completed | April 8, 2026, 7:19 p.m. |
| NER | Named-entity recognition | batch_69d6fd19f0f481909eeaa75d17d9c060 |
completed | April 9, 2026, 1:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6684574908190bd7e3d1a7dd6d876 |
completed | May 2, 2026, 9:10 p.m. |
Created at: April 8, 2026, 9:10 p.m.