Triple
T2470059
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Japan Railway Company |
E55347
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object |
JR-West Japan Bus companies
JR-West Japan Bus companies are regional bus operators in western Japan that provide local and intercity bus services as part of the West Japan Railway Company’s broader transportation network.
|
E269682
|
NE FINISHED |
How this triple was built (4 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 Japan Bus companies | Statement: [West Japan Railway Company, hasSubsidiary, JR-West Japan Bus companies]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR-West Japan Bus companies Context triple: [West Japan Railway Company, hasSubsidiary, JR-West Japan Bus companies]
-
A.
Kintetsu Railway
Kintetsu Railway is a major Japanese private railway operator in the Kansai region, known for its extensive interurban network connecting cities such as Osaka, Nara, Kyoto, and Nagoya.
-
B.
Central Japan Railway Company
Central Japan Railway Company is a major Japanese railway operator best known for running the Tokaido Shinkansen high-speed rail line connecting Tokyo, Nagoya, and Osaka.
-
C.
West Japan Railway Company
West Japan Railway Company is one of Japan’s major regional railway operators, managing extensive rail networks across western Honshu including the Kansai area.
-
D.
Kinki Sharyo
Kinki Sharyo is a Japanese manufacturer specializing in the design and production of railway vehicles, including metro and light rail trains used in systems worldwide.
-
E.
Odakyu Electric Railway
Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: JR-West Japan Bus companies Triple: [West Japan Railway Company, hasSubsidiary, JR-West Japan Bus companies]
Generated description
JR-West Japan Bus companies are regional bus operators in western Japan that provide local and intercity bus services as part of the West Japan Railway Company’s broader transportation network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: JR-West Japan Bus companies Target entity description: JR-West Japan Bus companies are regional bus operators in western Japan that provide local and intercity bus services as part of the West Japan Railway Company’s broader transportation network.
-
A.
Kintetsu Railway
Kintetsu Railway is a major Japanese private railway operator in the Kansai region, known for its extensive interurban network connecting cities such as Osaka, Nara, Kyoto, and Nagoya.
-
B.
Central Japan Railway Company
Central Japan Railway Company is a major Japanese railway operator best known for running the Tokaido Shinkansen high-speed rail line connecting Tokyo, Nagoya, and Osaka.
-
C.
West Japan Railway Company
West Japan Railway Company is one of Japan’s major regional railway operators, managing extensive rail networks across western Honshu including the Kansai area.
-
D.
Kinki Sharyo
Kinki Sharyo is a Japanese manufacturer specializing in the design and production of railway vehicles, including metro and light rail trains used in systems worldwide.
-
E.
Odakyu Electric Railway
Odakyu Electric Railway is a major private railway company in Japan that operates commuter and limited express train services connecting central Tokyo with surrounding suburban and regional areas.
- F. None of above. chosen
Provenance (5 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_69ab49e3622c8190ad22afa2c4fbb807 |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd135c64881908cccde3317d14b67 |
completed | March 7, 2026, 7:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af17a29c2c8190b9e7b49d086ad9d5 |
completed | March 9, 2026, 6:55 p.m. |
| NEDg | Description generation | batch_69af183b63848190ac62869b1fdb672c |
completed | March 9, 2026, 6:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af18fc1a0c8190aeb24f304cbba35b |
completed | March 9, 2026, 7:01 p.m. |
Created at: March 6, 2026, 9:44 p.m.