Triple

T1544729
Position Surface form Disambiguated ID Type / Status
Subject 2011 Virginia earthquake E32950 entity
Predicate causedDamageTo P993 FINISHED
Object North Anna Nuclear Generating Station facilities
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.
E175600 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: North Anna Nuclear Generating Station facilities | Statement: [2011 Virginia earthquake, causedDamageTo, North Anna Nuclear Generating Station facilities]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North Anna Nuclear Generating Station facilities
Context triple: [2011 Virginia earthquake, causedDamageTo, North Anna Nuclear Generating Station facilities]
  • A. 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.
  • B. 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.
  • C. Hatch Nuclear Power Plant
    Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
  • D. Kingston Fossil Plant
    Kingston Fossil Plant is a large coal-fired power plant operated by the Tennessee Valley Authority, known for its significant electricity generation and for a major coal ash spill in 2008.
  • E. Seabrook station
    Seabrook station is a commuter rail stop in Seabrook, Maryland, served by MARC trains on the Penn Line between Washington, D.C., and Baltimore.
  • 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: North Anna Nuclear Generating Station facilities
Triple: [2011 Virginia earthquake, causedDamageTo, North Anna Nuclear Generating Station facilities]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: North Anna Nuclear Generating Station facilities
Target entity description: 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.
  • A. 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.
  • B. 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.
  • C. Hatch Nuclear Power Plant
    Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
  • D. Kingston Fossil Plant
    Kingston Fossil Plant is a large coal-fired power plant operated by the Tennessee Valley Authority, known for its significant electricity generation and for a major coal ash spill in 2008.
  • E. Seabrook station
    Seabrook station is a commuter rail stop in Seabrook, Maryland, served by MARC trains on the Penn Line between Washington, D.C., and Baltimore.
  • 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_69a885ed29088190a3c2d5a3d100c16e completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa61ddc9908190a4afca1c24400817 completed March 6, 2026, 5:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad309dcc3c819096a796a330a16de1 completed March 8, 2026, 8:17 a.m.
NEDg Description generation batch_69ad313ff5e48190bcd44f5211edf414 completed March 8, 2026, 8:20 a.m.
NED2 Entity disambiguation (via description) batch_69ad31edfb848190a3f7309fa1d2150a completed March 8, 2026, 8:23 a.m.
Created at: March 4, 2026, 7:26 p.m.