Triple
T15919199
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Taisei Corporation |
E386047
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object |
Taisei Rotec Corporation
Taisei Rotec Corporation is a Japanese company specializing in road paving, civil engineering, and related construction materials and services as part of the Taisei Group.
|
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 Rotec Corporation | Statement: [Taisei Corporation, hasSubsidiary, Taisei Rotec Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Taisei Rotec Corporation Context triple: [Taisei Corporation, hasSubsidiary, Taisei Rotec Corporation]
-
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.
Obayashi Corporation
Obayashi Corporation is a major Japanese construction and engineering company known for its involvement in large-scale infrastructure and building projects worldwide.
-
D.
Toyoda Shokai
Toyoda Shokai was an early business venture established by Japanese inventor and industrialist Sakichi Toyoda, which helped lay the foundations for what would become the Toyota group of companies.
-
E.
Komatsu Limited
Komatsu Limited is a major Japanese multinational corporation that manufactures construction, mining, and military equipment.
- 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 Rotec Corporation Triple: [Taisei Corporation, hasSubsidiary, Taisei Rotec Corporation]
Generated description
Taisei Rotec Corporation is a Japanese company specializing in road paving, civil engineering, and related construction materials and services as part of the Taisei Group.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Taisei Rotec Corporation Target entity description: Taisei Rotec Corporation is a Japanese company specializing in road paving, civil engineering, and related construction materials and services as part of the Taisei Group.
-
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.
Obayashi Corporation
Obayashi Corporation is a major Japanese construction and engineering company known for its involvement in large-scale infrastructure and building projects worldwide.
-
D.
Toyoda Shokai
Toyoda Shokai was an early business venture established by Japanese inventor and industrialist Sakichi Toyoda, which helped lay the foundations for what would become the Toyota group of companies.
-
E.
Komatsu Limited
Komatsu Limited is a major Japanese multinational corporation that manufactures construction, mining, and military equipment.
- 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.