Triple
T963450
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Stephen D. Bechtel Sr. |
E20784
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object |
Bechtel Corporation
Bechtel Corporation is a major American engineering, construction, and project management company known for large-scale infrastructure and energy projects 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 Corporation | Statement: [Stephen D. Bechtel Sr., employer, Bechtel Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bechtel Corporation Context triple: [Stephen D. Bechtel Sr., employer, Bechtel Corporation]
-
A.
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.
-
B.
Black & Veatch
Black & Veatch is a global engineering, consulting, and construction company specializing in infrastructure development in sectors such as energy, water, and telecommunications.
-
C.
Turner Construction Company
Turner Construction Company is a major American construction management firm known for building large-scale commercial, sports, and institutional projects across the United States and internationally.
-
D.
Rockwell Group
Rockwell Group is a renowned New York–based architecture and design firm known for its innovative, experience-driven projects across hospitality, entertainment, and cultural spaces worldwide.
-
E.
Halliburton
Halliburton is a major American multinational corporation that provides products and services to the oil and gas industry 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: Bechtel Corporation Triple: [Stephen D. Bechtel Sr., employer, Bechtel Corporation]
Generated description
Bechtel Corporation is a major American engineering, construction, and project management company known for large-scale infrastructure and energy projects worldwide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bechtel Corporation Target entity description: Bechtel Corporation is a major American engineering, construction, and project management company known for large-scale infrastructure and energy projects worldwide.
-
A.
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.
-
B.
Black & Veatch
Black & Veatch is a global engineering, consulting, and construction company specializing in infrastructure development in sectors such as energy, water, and telecommunications.
-
C.
Turner Construction Company
Turner Construction Company is a major American construction management firm known for building large-scale commercial, sports, and institutional projects across the United States and internationally.
-
D.
Rockwell Group
Rockwell Group is a renowned New York–based architecture and design firm known for its innovative, experience-driven projects across hospitality, entertainment, and cultural spaces worldwide.
-
E.
Halliburton
Halliburton is a major American multinational corporation that provides products and services to the oil and gas industry worldwide.
- F. None of above. chosen
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_69a493b21f2881908132dcf45dcd2f36 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4b416cf4c8190bd685227db25fb53 |
completed | March 1, 2026, 9:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac17034cf48190bca513891cfcc444 |
completed | March 7, 2026, 12:16 p.m. |
| NEDg | Description generation | batch_69ac179226dc8190b47d312c78745ada |
completed | March 7, 2026, 12:18 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ac1844acec81909859605d2421a588 |
completed | March 7, 2026, 12:21 p.m. |
Created at: March 1, 2026, 7:40 p.m.