Triple
T12887352
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nishi-Kawaguchi Station |
E308262
|
entity |
| Predicate | category |
P87
|
FINISHED |
| Object | Stations of East Japan Railway Company |
E985639
|
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: Stations of East Japan Railway Company | Statement: [Nishi-Kawaguchi Station, category, Stations of East Japan Railway Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Stations of East Japan Railway Company Context triple: [Nishi-Kawaguchi Station, category, Stations of East Japan Railway Company]
-
A.
Stations of East Japan Railway Company
chosen
Stations of East Japan Railway Company are railway stations operated by JR East, one of Japan’s major rail operators serving the eastern regions of the country including the Tokyo metropolitan area.
-
B.
Yamanote Line stations
Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
-
C.
Azuma trains
Azuma trains are modern high-speed bi-mode and electric intercity trains used on the UK’s East Coast Main Line, known for faster journeys, improved comfort, and greater efficiency.
-
D.
Fujikyuko Line
The Fujikyuko Line is a Japanese railway line in Yamanashi Prefecture that connects the Chūō Main Line to the Mount Fuji and Fuji Five Lakes area, serving as a key route for tourists and local commuters.
-
E.
JR Jōban Line
The JR Jōban Line is a major Japanese railway line operated by JR East that runs from central Tokyo through Chiba and Ibaraki Prefectures toward the Tōhoku region.
- 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_69d7bdf7c1f0819098102569a8d8cbf5 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d9714415c08190aa9944b494a3ddad |
completed | April 10, 2026, 9:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6a5576ae4819084914697b2e86d9f |
completed | May 3, 2026, 1:31 a.m. |
Created at: April 9, 2026, 5:39 p.m.