Triple

T16238554
Position Surface form Disambiguated ID Type / Status
Subject Combustion Engineering PWR E394178 entity
Predicate usedInPlant P122286 FINISHED
Object North Anna Nuclear Generating Station Unit 2 E175600 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: North Anna Nuclear Generating Station Unit 2 | Statement: [Combustion Engineering PWR, usedInPlant, North Anna Nuclear Generating Station Unit 2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Anna Nuclear Generating Station Unit 2
Context triple: [Combustion Engineering PWR, usedInPlant, North Anna Nuclear Generating Station Unit 2]
  • A. North Anna Nuclear Generating Station facilities chosen
    North Anna Nuclear Generating Station facilities comprise a nuclear power plant complex in Virginia that experienced notable structural and operational impacts from the 2011 Virginia earthquake.
  • B. 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.
  • C. Watts Station
    Watts Station is a historic former railway station in the Watts neighborhood of Los Angeles, known for its role in local transit history and its proximity to the Watts Towers.
  • D. Clinton Nuclear Generating Station
    Clinton Nuclear Generating Station is a single-unit boiling water reactor nuclear power plant that produces electricity for the regional grid in central Illinois.
  • 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.
  • 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_6a0025f740ec8190ab075c953e27cfba completed May 10, 2026, 6:30 a.m.
Created at: April 10, 2026, 5:04 a.m.