Triple
T15919200
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Taisei Corporation |
E386047
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object |
Taisei U-Lease Co., Ltd.
Taisei U-Lease Co., Ltd. is a Japanese leasing and financial services company affiliated with the major construction firm Taisei Corporation.
|
E386047
|
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: Taisei U-Lease Co., Ltd. | Statement: [Taisei Corporation, hasSubsidiary, Taisei U-Lease Co., Ltd.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Taisei U-Lease Co., Ltd. Context triple: [Taisei Corporation, hasSubsidiary, Taisei U-Lease Co., Ltd.]
-
A.
Taisei Corporation
Taisei Corporation is a major Japanese construction and civil engineering company known for leading large-scale infrastructure and landmark building projects in Japan and abroad.
-
B.
Takenaka Corporation
Takenaka Corporation is a major Japanese architecture, engineering, and construction firm known for designing and building prominent structures domestically and internationally.
-
C.
Keikyu Corporation
Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
-
D.
Jitsuyo Jidosha Co.
Jitsuyo Jidosha Co. was an early Japanese automobile manufacturer known for producing small commercial vehicles and contributing to the foundations of Japan’s domestic motor industry.
-
E.
Mitsubishi UFJ Lease & Finance
Mitsubishi UFJ Lease & Finance is a Japanese financial services company specializing in leasing and asset-based financing solutions as part of the Mitsubishi UFJ financial group.
- 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: Taisei U-Lease Co., Ltd. Triple: [Taisei Corporation, hasSubsidiary, Taisei U-Lease Co., Ltd.]
Generated description
Taisei U-Lease Co., Ltd. is a Japanese leasing and financial services company affiliated with the major construction firm Taisei Corporation.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Taisei U-Lease Co., Ltd. Target entity description: Taisei U-Lease Co., Ltd. is a Japanese leasing and financial services company affiliated with the major construction firm Taisei Corporation.
-
A.
Taisei Corporation
chosen
Taisei Corporation is a major Japanese construction and civil engineering company known for leading large-scale infrastructure and landmark building projects in Japan and abroad.
-
B.
Takenaka Corporation
Takenaka Corporation is a major Japanese architecture, engineering, and construction firm known for designing and building prominent structures domestically and internationally.
-
C.
Keikyu Corporation
Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
-
D.
Jitsuyo Jidosha Co.
Jitsuyo Jidosha Co. was an early Japanese automobile manufacturer known for producing small commercial vehicles and contributing to the foundations of Japan’s domestic motor industry.
-
E.
Mitsubishi UFJ Lease & Finance
Mitsubishi UFJ Lease & Finance is a Japanese financial services company specializing in leasing and asset-based financing solutions as part of the Mitsubishi UFJ financial group.
- 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_69d86da686e4819097cbf3b1fc2d881d |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e15680c7b881909150f8b53bc058d4 |
completed | April 16, 2026, 9:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffb5a79b808190850fa9d327f7ef72 |
completed | May 9, 2026, 10:31 p.m. |
| NEDg | Description generation | batch_69ffb677927c8190bd45e7bae5fcf1ed |
completed | May 9, 2026, 10:34 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ffb7468fb88190a56cf1df5bd20f63 |
completed | May 9, 2026, 10:37 p.m. |
Created at: April 10, 2026, 4:52 a.m.