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.