Triple

T16238528
Position Surface form Disambiguated ID Type / Status
Subject Combustion Engineering PWR E394178 entity
Predicate usedInPlant P122286 FINISHED
Object San Onofre Nuclear Generating Station Unit 2 E1202832 NE FINISHED

How this triple was built (2 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: San Onofre Nuclear Generating Station Unit 2 | Statement: [Combustion Engineering PWR, usedInPlant, San Onofre Nuclear Generating Station Unit 2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Onofre Nuclear Generating Station Unit 2
Context triple: [Combustion Engineering PWR, usedInPlant, San Onofre Nuclear Generating Station Unit 2]
  • A. San Onofre Nuclear Generating Station Unit 2 chosen
    San Onofre Nuclear Generating Station Unit 2 was a pressurized water reactor unit at the San Onofre nuclear power plant in California, known for its coastal location between Los Angeles and San Diego and its eventual permanent shutdown following equipment issues.
  • B. San Onofre Nuclear Generating Station Unit 3
    San Onofre Nuclear Generating Station Unit 3 was a now-decommissioned pressurized water reactor unit at the San Onofre nuclear power plant in Southern California, known for its coastal location between Los Angeles and San Diego and its role in regional electricity generation.
  • C. Palo Verde Nuclear Generating Station
    Palo Verde Nuclear Generating Station is the largest nuclear power plant in the United States by net generation, located in Arizona and supplying electricity to millions of customers across the Southwest.
  • D. San Onofre
    San Onofre is a coastal municipality in northern Colombia’s Sucre Department, known for its Caribbean beaches and fishing communities.
  • E. San Onofre
    San Onofre is a coastal community in northern San Diego County, California, best known for its popular state beach, surf breaks, and the now-decommissioned San Onofre Nuclear Generating Station.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_6a001f8ae4288190b59e4af3e3d95000 completed May 10, 2026, 6:02 a.m.
Created at: April 10, 2026, 5:04 a.m.