Triple

T5084864
Position Surface form Disambiguated ID Type / Status
Subject Bechtel Corporation E114611 entity
Predicate hasSubsidiary P254 FINISHED
Object Bechtel Power
Bechtel Power is a division of Bechtel Corporation that specializes in the engineering, construction, and project management of power generation and energy infrastructure facilities worldwide.
E114611 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: Bechtel Power | Statement: [Bechtel Corporation, hasSubsidiary, Bechtel Power]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bechtel Power
Context triple: [Bechtel Corporation, hasSubsidiary, Bechtel Power]
  • A. Exelon
    Exelon is a major American energy company and utility services holding corporation, known for operating one of the largest fleets of nuclear power plants in the United States.
  • B. Bechtel Corporation
    Bechtel Corporation is a major American engineering, construction, and project management company known for large-scale infrastructure and energy projects worldwide.
  • C. Southern Nuclear Operating Company
    Southern Nuclear Operating Company is a U.S.-based nuclear power plant operator that manages several commercial nuclear generating stations in the southeastern United States.
  • D. GE Hitachi Nuclear Energy
    GE Hitachi Nuclear Energy is a global nuclear technology company that designs and supplies nuclear reactors and related services for power generation.
  • E. Bechtel National, Inc.
    Bechtel National, Inc. is a major U.S. engineering, construction, and project management company known for large-scale government and environmental remediation projects.
  • 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: Bechtel Power
Triple: [Bechtel Corporation, hasSubsidiary, Bechtel Power]
Generated description
Bechtel Power is a division of Bechtel Corporation that specializes in the engineering, construction, and project management of power generation and energy infrastructure facilities worldwide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bechtel Power
Target entity description: Bechtel Power is a division of Bechtel Corporation that specializes in the engineering, construction, and project management of power generation and energy infrastructure facilities worldwide.
  • A. Exelon
    Exelon is a major American energy company and utility services holding corporation, known for operating one of the largest fleets of nuclear power plants in the United States.
  • B. Bechtel Corporation chosen
    Bechtel Corporation is a major American engineering, construction, and project management company known for large-scale infrastructure and energy projects worldwide.
  • C. Southern Nuclear Operating Company
    Southern Nuclear Operating Company is a U.S.-based nuclear power plant operator that manages several commercial nuclear generating stations in the southeastern United States.
  • D. GE Hitachi Nuclear Energy
    GE Hitachi Nuclear Energy is a global nuclear technology company that designs and supplies nuclear reactors and related services for power generation.
  • E. Bechtel National, Inc.
    Bechtel National, Inc. is a major U.S. engineering, construction, and project management company known for large-scale government and environmental remediation projects.
  • 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_69bd443e941881908eb4e8c685b6f656 completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd75192d188190a7631bce5faf7de3 completed March 20, 2026, 4:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69beb13a8be08190a0f1fc3aec224dde completed March 21, 2026, 2:54 p.m.
NEDg Description generation batch_69beb22ca4148190b599b48c05e5e3da completed March 21, 2026, 2:58 p.m.
NED2 Entity disambiguation (via description) batch_69beb2c80a6881908ad29936da1240d2 completed March 21, 2026, 3:01 p.m.
Created at: March 20, 2026, 1:40 p.m.