Triple
T11384566
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR-West Japan Bus companies |
E269682
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object |
Chugoku JR Bus Company
Chugoku JR Bus Company is a regional Japanese bus operator providing intercity and local bus services in the Chugoku area under the JR (Japan Railways) Group.
|
E922886
|
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: Chugoku JR Bus Company | Statement: [JR-West Japan Bus companies, hasSubsidiary, Chugoku JR Bus Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chugoku JR Bus Company Context triple: [JR-West Japan Bus companies, hasSubsidiary, Chugoku JR Bus Company]
-
A.
West Japan JR Bus Company
West Japan JR Bus Company is a regional bus operator in western Japan affiliated with the West Japan Railway Group, providing highway and local bus services.
-
B.
Kyushu Railway Company
Kyushu Railway Company is a major Japanese railway operator, commonly known as JR Kyushu, that runs extensive passenger rail services across the Kyushu region.
-
C.
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.
-
D.
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.
-
E.
Hankai Tramway Co.
Hankai Tramway Co. is a Japanese private railway company that operates historic streetcar and tram services in the Osaka and Sakai 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: Chugoku JR Bus Company Triple: [JR-West Japan Bus companies, hasSubsidiary, Chugoku JR Bus Company]
Generated description
Chugoku JR Bus Company is a regional Japanese bus operator providing intercity and local bus services in the Chugoku area under the JR (Japan Railways) Group.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chugoku JR Bus Company Target entity description: Chugoku JR Bus Company is a regional Japanese bus operator providing intercity and local bus services in the Chugoku area under the JR (Japan Railways) Group.
-
A.
West Japan JR Bus Company
chosen
West Japan JR Bus Company is a regional bus operator in western Japan affiliated with the West Japan Railway Group, providing highway and local bus services.
-
B.
Kyushu Railway Company
Kyushu Railway Company is a major Japanese railway operator, commonly known as JR Kyushu, that runs extensive passenger rail services across the Kyushu region.
-
C.
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.
-
D.
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.
-
E.
Hankai Tramway Co.
Hankai Tramway Co. is a Japanese private railway company that operates historic streetcar and tram services in the Osaka and Sakai areas.
- F. None of above.
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_69d6aacdbc6c8190af6dc3d5f5d22836 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7fc34f1f0819082dd977313ee6070 |
completed | April 9, 2026, 7:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e5b813cfc48190a10d9b78953112ae |
completed | April 20, 2026, 5:22 a.m. |
| NEDg | Description generation | batch_69e5c289b5ac81909bdaec61a66f6654 |
completed | April 20, 2026, 6:07 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e5c43f4b4c8190aeae600364d2e4ac |
completed | April 20, 2026, 6:14 a.m. |
Created at: April 8, 2026, 9:34 p.m.