Triple
T21164116
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Taisho Station |
E521513
|
entity |
| Predicate | railwayOperatorAbbreviation |
P42458
|
FINISHED |
| Object | JR West |
—
|
NE NERFINISHED |
How this triple was built (3 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: [Taisho Station, railwayOperatorAbbreviation, JR West]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR West Context triple: [Taisho Station, railwayOperatorAbbreviation, 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.
Takuma Nishimura
Takuma Nishimura was a Japanese lieutenant general in the Imperial Japanese Army during World War II who was later tried and executed for war crimes.
-
C.
Jon Suzuki
Jon Suzuki is an animation professional best known for his character design work on the DC animated film "Superman vs. The Elite."
-
D.
Joe Higashi
Joe Higashi is a Muay Thai kickboxer and energetic fighter from SNK’s Fatal Fury and The King of Fighters series, known for his flashy techniques and comedic personality.
-
E.
Shunsuke Nakamura
Shunsuke Nakamura is a renowned Japanese attacking midfielder best known for his precise free-kicks and successful spells in European football, particularly with Celtic.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayOperatorAbbreviation Context triple: [Taisho Station, railwayOperatorAbbreviation, JR West]
-
A.
hasRailTransportOperator
Indicates that a rail transport system, service, or infrastructure is operated or managed by a specified rail transport operator.
-
B.
formerRailOperator
Indicates that an entity previously operated a rail service or railway system but no longer does so.
-
C.
operatingCompanyAbbreviation
chosen
Indicates that the object is an abbreviated or shortened form of the name of the company that operates the subject.
-
D.
railwayCompany
Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
-
E.
railwayCompanyOnRoute
Indicates that a particular railway company operates or provides service on a specified route.
- F. None of above.
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_69e0b50d1ea481909c07e63c3ead9316 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e72533fe88819082e14d71c36140be |
completed | April 21, 2026, 7:20 a.m. |
| PD | Predicate disambiguation | batch_69e5f5f8a5bc819081918c7fa8e4496d |
completed | April 20, 2026, 9:46 a.m. |
Created at: April 16, 2026, 2:59 p.m.