Triple

T3881061
Position Surface form Disambiguated ID Type / Status
Subject Calvert Cliffs Nuclear Power Plant E92822 entity
Predicate reactorModel P52112 FINISHED
Object Combustion Engineering PWR
Combustion Engineering PWR is a pressurized water reactor design developed by Combustion Engineering and used in several commercial nuclear power plants in the United States.
E394178 NE FINISHED

How this triple was built (5 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: Combustion Engineering PWR | Statement: [Calvert Cliffs Nuclear Power Plant, reactorModel, Combustion Engineering PWR]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Combustion Engineering PWR
Context triple: [Calvert Cliffs Nuclear Power Plant, reactorModel, Combustion Engineering PWR]
  • A. Pressurised water reactor
    A pressurised water reactor is a type of nuclear fission reactor that uses high-pressure water as both coolant and neutron moderator to generate heat for producing electricity or naval propulsion.
  • B. K15 pressurized water reactor
    The K15 pressurized water reactor is a French naval nuclear reactor design used to power modern French aircraft carriers and submarines.
  • C. Nuclear Engineering Division
    The Nuclear Engineering Division is a specialized unit within the American Society of Mechanical Engineers that focuses on advancing nuclear science, engineering, and technology through standards, research, and professional collaboration.
  • D. Rolls-Royce PWR2 nuclear reactor
    The Rolls-Royce PWR2 is a British-designed pressurized water nuclear reactor used to provide long-endurance, high-power propulsion for the Royal Navy’s nuclear submarines.
  • E. S2W nuclear reactor
    The S2W nuclear reactor was an early U.S. Navy pressurized water reactor design that powered the world’s first operational nuclear-powered submarine, USS Nautilus.
  • 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: Combustion Engineering PWR
Triple: [Calvert Cliffs Nuclear Power Plant, reactorModel, Combustion Engineering PWR]
Generated description
Combustion Engineering PWR is a pressurized water reactor design developed by Combustion Engineering and used in several commercial nuclear power plants in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Combustion Engineering PWR
Target entity description: Combustion Engineering PWR is a pressurized water reactor design developed by Combustion Engineering and used in several commercial nuclear power plants in the United States.
  • A. Pressurised water reactor
    A pressurised water reactor is a type of nuclear fission reactor that uses high-pressure water as both coolant and neutron moderator to generate heat for producing electricity or naval propulsion.
  • B. K15 pressurized water reactor
    The K15 pressurized water reactor is a French naval nuclear reactor design used to power modern French aircraft carriers and submarines.
  • C. Nuclear Engineering Division
    The Nuclear Engineering Division is a specialized unit within the American Society of Mechanical Engineers that focuses on advancing nuclear science, engineering, and technology through standards, research, and professional collaboration.
  • D. Rolls-Royce PWR2 nuclear reactor
    The Rolls-Royce PWR2 is a British-designed pressurized water nuclear reactor used to provide long-endurance, high-power propulsion for the Royal Navy’s nuclear submarines.
  • E. S2W nuclear reactor
    The S2W nuclear reactor was an early U.S. Navy pressurized water reactor design that powered the world’s first operational nuclear-powered submarine, USS Nautilus.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: reactorModel
Context triple: [Calvert Cliffs Nuclear Power Plant, reactorModel, Combustion Engineering PWR]
  • A. reactorType
    Indicates the specific kind or category of reactor associated with an entity.
  • B. reactor
    Indicates a relationship where an entity functions as or is associated with a nuclear or chemical reactor system.
  • C. concurrentModel
    Indicates that two or more processes, activities, or states occur or are valid at the same time, potentially interacting or overlapping in execution.
  • D. sisterReactor
    Indicates that two reactors are related as counterparts or twins, typically sharing similar design, function, or operational characteristics.
  • E. numberOfReactors
    Indicates the quantity of reactors associated with or contained by a given entity.
  • F. None of above. chosen

Provenance (7 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_69aed9697de0819087c2559295ff3d12 completed March 9, 2026, 2:30 p.m.
NER Named-entity recognition batch_69aef1515c688190a38332aedeed8a76 completed March 9, 2026, 4:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69b512568ba48190a820fcda9b472701 completed March 14, 2026, 7:46 a.m.
NEDg Description generation batch_69b512d3e4ac8190834746b5b1a15fc4 completed March 14, 2026, 7:48 a.m.
NED2 Entity disambiguation (via description) batch_69b5133b378081908e44edb28d905ab3 completed March 14, 2026, 7:50 a.m.
PD Predicate disambiguation batch_69aee7574c408190893e70bf80514838 completed March 9, 2026, 3:29 p.m.
PDg Predicate description generation batch_69aef14f9bb4819098e64b527b546d74 completed March 9, 2026, 4:11 p.m.
Created at: March 9, 2026, 3:20 p.m.