Triple

T16238548
Position Surface form Disambiguated ID Type / Status
Subject Combustion Engineering PWR E394178 entity
Predicate usedInPlant P122286 FINISHED
Object Three Mile Island Nuclear Generating Station Unit 2 E230650 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: Three Mile Island Nuclear Generating Station Unit 2 | Statement: [Combustion Engineering PWR, usedInPlant, Three Mile Island Nuclear Generating Station Unit 2]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Three Mile Island Nuclear Generating Station Unit 2
Context triple: [Combustion Engineering PWR, usedInPlant, Three Mile Island Nuclear Generating Station Unit 2]
  • A. Three Mile Island Nuclear Generating Station chosen
    Three Mile Island Nuclear Generating Station is a former nuclear power plant in Pennsylvania best known as the site of the 1979 partial reactor meltdown, the most serious accident in U.S. commercial nuclear power history.
  • B. Three Mile Island
    Three Mile Island is a small, wooded island located on Lake Winnipesaukee in New Hampshire, known for its recreational camps and scenic natural setting.
  • C. Connecticut Yankee Nuclear Power Plant
    Connecticut Yankee Nuclear Power Plant was a now-decommissioned pressurized water reactor facility in Haddam, Connecticut, that operated from the late 1960s to the mid-1990s as one of the early commercial nuclear power stations in the United States.
  • D. Davis–Besse Nuclear Power Station
    Davis–Besse Nuclear Power Station is a commercial nuclear power plant in Ohio known for its pressurized water reactor and several high-profile safety and regulatory incidents.
  • E. Springfield Nuclear Power Plant
    The Springfield Nuclear Power Plant is the accident-prone workplace of Homer Simpson and a central setting in the animated television series "The Simpsons," symbolizing corporate greed, environmental hazards, and satirical takes on nuclear energy.
  • 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_6a00354ca28081908f993619a332cbf6 completed May 10, 2026, 7:35 a.m.
Created at: April 10, 2026, 5:04 a.m.