Triple
T20057572
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nishitetsu bus network |
E499380
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Nishitetsu Group |
—
|
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: Nishitetsu Group | Statement: [Nishitetsu bus network, partOf, Nishitetsu Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nishitetsu Group Context triple: [Nishitetsu bus network, partOf, Nishitetsu Group]
-
A.
Odakyu Group
Odakyu Group is a major Japanese private railway and diversified corporate group centered around Odakyu Electric Railway, operating transportation, retail, real estate, and leisure businesses.
-
B.
Keihan Group
Keihan Group is a Japanese corporate conglomerate centered on the Keihan Electric Railway that operates transportation, real estate, retail, and leisure businesses in the Kansai region.
-
C.
Yasawa Group
The Yasawa Group is a chain of volcanic islands in western Fiji known for its remote beaches, clear lagoons, and popular backpacker resorts.
-
D.
Yoshimoto Kogyo
Yoshimoto Kogyo is a major Japanese entertainment conglomerate best known for managing comedians and producing comedy shows, theater, television, and other media.
-
E.
Takenaka Corporation
Takenaka Corporation is a major Japanese architecture, engineering, and construction firm known for designing and building prominent structures domestically and internationally.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nishitetsu Group Target entity description: Nishitetsu Group is a major Japanese corporate conglomerate best known for its extensive transportation services, including railways and bus operations, primarily in the Fukuoka region.
-
A.
Odakyu Group
Odakyu Group is a major Japanese private railway and diversified corporate group centered around Odakyu Electric Railway, operating transportation, retail, real estate, and leisure businesses.
-
B.
Keihan Group
Keihan Group is a Japanese corporate conglomerate centered on the Keihan Electric Railway that operates transportation, real estate, retail, and leisure businesses in the Kansai region.
-
C.
Yasawa Group
The Yasawa Group is a chain of volcanic islands in western Fiji known for its remote beaches, clear lagoons, and popular backpacker resorts.
-
D.
Yoshimoto Kogyo
Yoshimoto Kogyo is a major Japanese entertainment conglomerate best known for managing comedians and producing comedy shows, theater, television, and other media.
-
E.
Takenaka Corporation
Takenaka Corporation is a major Japanese architecture, engineering, and construction firm known for designing and building prominent structures domestically and internationally.
- F. None of above. chosen
Provenance (2 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_69da6276bcf48190aabbf279192a5fb4 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6637325908190aefc0e27e2ed5750 |
completed | April 20, 2026, 5:33 p.m. |
Created at: April 11, 2026, 3:38 p.m.