Triple

T16238535

Position	Surface form	Disambiguated ID	Type / Status
Subject	Combustion Engineering PWR	`E394178`	entity
Predicate	usedInPlant	`P122286`	FINISHED
Object	St. Lucie Nuclear Power Plant Unit 1 St. Lucie Nuclear Power Plant Unit 1 is a pressurized water reactor unit at the St. Lucie nuclear generating station on Florida’s Atlantic coast, providing baseload electricity to the regional grid.	`E1202840`	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: St. Lucie Nuclear Power Plant Unit 1 | Statement: [Combustion Engineering PWR, usedInPlant, St. Lucie Nuclear Power Plant Unit 1]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: St. Lucie Nuclear Power Plant Unit 1
Context triple: [Combustion Engineering PWR, usedInPlant, St. Lucie Nuclear Power Plant Unit 1]

A. Calvert Cliffs Nuclear Power Plant
Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
B. Salem Nuclear Power Plant
Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
C. Seabrook Station Nuclear Power Plant
Seabrook Station Nuclear Power Plant is a commercial nuclear power facility in Seabrook, New Hampshire, known for its large pressurized water reactor and significant role in the region’s electricity generation.
D. Hope Creek Nuclear Generating Station
Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
E. Darlington Nuclear Generating Station
Darlington Nuclear Generating Station is a major Canadian nuclear power plant in Ontario that produces electricity using CANDU reactors operated by Ontario Power Generation.
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: St. Lucie Nuclear Power Plant Unit 1
Triple: [Combustion Engineering PWR, usedInPlant, St. Lucie Nuclear Power Plant Unit 1]

Generated description

St. Lucie Nuclear Power Plant Unit 1 is a pressurized water reactor unit at the St. Lucie nuclear generating station on Florida’s Atlantic coast, providing baseload electricity to the regional grid.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: St. Lucie Nuclear Power Plant Unit 1
Target entity description: St. Lucie Nuclear Power Plant Unit 1 is a pressurized water reactor unit at the St. Lucie nuclear generating station on Florida’s Atlantic coast, providing baseload electricity to the regional grid.

A. Calvert Cliffs Nuclear Power Plant
Calvert Cliffs Nuclear Power Plant is a two-unit pressurized water nuclear power station on the western shore of the Chesapeake Bay that generates electricity for the Mid-Atlantic region.
B. Salem Nuclear Power Plant
Salem Nuclear Power Plant is a commercial nuclear power station in Lower Alloways Creek Township, New Jersey, that generates electricity using pressurized water reactors along the Delaware River.
C. Seabrook Station Nuclear Power Plant
Seabrook Station Nuclear Power Plant is a commercial nuclear power facility in Seabrook, New Hampshire, known for its large pressurized water reactor and significant role in the region’s electricity generation.
D. Hope Creek Nuclear Generating Station
Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
E. Darlington Nuclear Generating Station
Darlington Nuclear Generating Station is a major Canadian nuclear power plant in Ontario that produces electricity using CANDU reactors operated by Ontario Power Generation.
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_69d87f2171208190951025e526947816`	completed	April 10, 2026, 4:40 a.m.
NER	Named-entity recognition	`batch_69e2455c7a3c81909e3b42edf03be43e`	completed	April 17, 2026, 2:36 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a000edaf76c8190acc01f58845e570a`	completed	May 10, 2026, 4:51 a.m.
NEDg	Description generation	`batch_6a0011f7f3fc8190a3a3bf260b391e78`	completed	May 10, 2026, 5:04 a.m.
NED2	Entity disambiguation (via description)	`batch_6a0012e9913481908ee5ada2fce507f4`	completed	May 10, 2026, 5:08 a.m.

Created at: April 10, 2026, 5:04 a.m.