Triple
T509586
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shin-Osaka Station |
E10575
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | JR West |
E55348
|
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 West | Statement: [Shin-Osaka Station, operator, JR West]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR West Context triple: [Shin-Osaka Station, operator, JR West]
-
A.
JR West
chosen
JR West, or West Japan Railway Company, is a major Japanese railway operator that manages extensive passenger rail services across western Honshu, including key urban and high-speed lines.
-
B.
Daisuke Kato
Daisuke Kato is a former Japanese professional baseball player best known for his time with the Orix Buffaloes in Nippon Professional Baseball.
-
C.
Yoshitsugu Saito
Yoshitsugu Saitō was an Imperial Japanese Army lieutenant general best known for leading Japan’s doomed defense of Saipan during World War II and dying in the battle.
-
D.
Akinobu Okada
Akinobu Okada is a former Japanese professional baseball infielder and manager best known for his long association with Nippon Professional Baseball and leadership roles with the Hanshin Tigers.
-
E.
Dan Kan
Dan Kan is an American entrepreneur best known as the co-founder and former chief operating officer of Cruise, a leading self-driving car company.
- 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_69a2e848adf881908e5e04f7af030093 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2f164a9d48190b525a97b5c06ffe2 |
completed | Feb. 28, 2026, 1:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a49851b80081908375bb72d2d89ab0 |
completed | March 1, 2026, 7:49 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.