Triple

T17662920
Position Surface form Disambiguated ID Type / Status
Subject Obayashi Corporation E440296 entity
Predicate hasSubsidiary P254 FINISHED
Object PT. Obayashi Indonesia
PT. Obayashi Indonesia is the Indonesian subsidiary of Obayashi Corporation, engaged in construction and engineering projects within Indonesia.
 E440296 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: PT. Obayashi Indonesia | Statement: [Obayashi Corporation, hasSubsidiary, PT. Obayashi Indonesia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: PT. Obayashi Indonesia
Context triple: [Obayashi Corporation, hasSubsidiary, PT. Obayashi Indonesia]
  • A. Obayashi Corporation
    Obayashi Corporation is a major Japanese construction and engineering company known for its involvement in large-scale infrastructure and building projects worldwide.
  • B. Mori Building Company
    Mori Building Company is a major Japanese real estate developer known for creating large-scale urban landmarks and high-rise complexes in Asia and beyond.
  • C. PT Waskita Karya
    PT Waskita Karya is a major Indonesian state-owned construction and engineering company known for developing large-scale infrastructure projects across the country.
  • D. Sumitomo Mitsui Construction
    Sumitomo Mitsui Construction is a major Japanese construction and civil engineering company known for undertaking large-scale infrastructure projects worldwide.
  • E. Kajima Corporation
    Kajima Corporation is a major Japanese construction and civil engineering company known for its large-scale infrastructure and building projects worldwide.
  • 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: PT. Obayashi Indonesia
Triple: [Obayashi Corporation, hasSubsidiary, PT. Obayashi Indonesia]
Generated description
PT. Obayashi Indonesia is the Indonesian subsidiary of Obayashi Corporation, engaged in construction and engineering projects within Indonesia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: PT. Obayashi Indonesia
Target entity description: PT. Obayashi Indonesia is the Indonesian subsidiary of Obayashi Corporation, engaged in construction and engineering projects within Indonesia.
  • A. Obayashi Corporation chosen
    Obayashi Corporation is a major Japanese construction and engineering company known for its involvement in large-scale infrastructure and building projects worldwide.
  • B. Mori Building Company
    Mori Building Company is a major Japanese real estate developer known for creating large-scale urban landmarks and high-rise complexes in Asia and beyond.
  • C. PT Waskita Karya
    PT Waskita Karya is a major Indonesian state-owned construction and engineering company known for developing large-scale infrastructure projects across the country.
  • D. Sumitomo Mitsui Construction
    Sumitomo Mitsui Construction is a major Japanese construction and civil engineering company known for undertaking large-scale infrastructure projects worldwide.
  • E. Kajima Corporation
    Kajima Corporation is a major Japanese construction and civil engineering company known for its large-scale infrastructure and building projects worldwide.
  • 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_69d8b9e87e18819087104a44dc4dc5b1 completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e46ea73c90819087a23a7b6171f581 completed April 19, 2026, 5:56 a.m.
NED1 Entity disambiguation (via context triple) batch_6a02165c9a4481909a6c43b2b58e1fc8 completed May 11, 2026, 5:48 p.m.
NEDg Description generation batch_6a021f80092c81909a1827561ed69f17 completed May 11, 2026, 6:27 p.m.
NED2 Entity disambiguation (via description) batch_6a021fe90da48190810c7aa2c2de2801 completed May 11, 2026, 6:28 p.m.
Created at: April 10, 2026, 9:51 a.m.