Triple

T16605439
Position Surface form Disambiguated ID Type / Status
Subject Gravelines E403436 entity
Predicate hasFacility P105 FINISHED
Object Gravelines Nuclear Power Station
Gravelines Nuclear Power Station is a major French nuclear power plant on the North Sea coast, known as one of the largest nuclear generating sites in Western Europe.
 E1223388 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: Gravelines Nuclear Power Station | Statement: [Gravelines, hasFacility, Gravelines Nuclear Power Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Gravelines Nuclear Power Station
Context triple: [Gravelines, hasFacility, Gravelines Nuclear Power Station]
  • A. Nogent-sur-Seine Nuclear Power Plant
    Nogent-sur-Seine Nuclear Power Plant is a French nuclear power station in the Aube department featuring pressurized water reactors that supply electricity to the national grid.
  • B. Philippsburg Nuclear Power Plant
    Philippsburg Nuclear Power Plant was a now-decommissioned nuclear power station in Baden-Württemberg, Germany, that played a significant role in the country’s electricity generation before its shutdown under the German nuclear phase-out policy.
  • C. Flamanville 2 nuclear power plant
    Flamanville 2 nuclear power plant is a French pressurized water reactor unit located on the Flamanville nuclear site on the Cotentin Peninsula in Normandy.
  • D. Flamanville 3 nuclear power plant
    Flamanville 3 nuclear power plant is a French EPR (European Pressurized Reactor) project on the Normandy coast, known for its advanced reactor design, major construction delays, and significant cost overruns.
  • E. Fessenheim hydroelectric power station
    Fessenheim hydroelectric power station is a run-of-river hydroelectric facility on the Rhine in eastern France, known for generating renewable electricity via the Grand Canal d’Alsace.
  • 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: Gravelines Nuclear Power Station
Triple: [Gravelines, hasFacility, Gravelines Nuclear Power Station]
Generated description
Gravelines Nuclear Power Station is a major French nuclear power plant on the North Sea coast, known as one of the largest nuclear generating sites in Western Europe.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Gravelines Nuclear Power Station
Target entity description: Gravelines Nuclear Power Station is a major French nuclear power plant on the North Sea coast, known as one of the largest nuclear generating sites in Western Europe.
  • A. Nogent-sur-Seine Nuclear Power Plant
    Nogent-sur-Seine Nuclear Power Plant is a French nuclear power station in the Aube department featuring pressurized water reactors that supply electricity to the national grid.
  • B. Philippsburg Nuclear Power Plant
    Philippsburg Nuclear Power Plant was a now-decommissioned nuclear power station in Baden-Württemberg, Germany, that played a significant role in the country’s electricity generation before its shutdown under the German nuclear phase-out policy.
  • C. Flamanville 2 nuclear power plant
    Flamanville 2 nuclear power plant is a French pressurized water reactor unit located on the Flamanville nuclear site on the Cotentin Peninsula in Normandy.
  • D. Flamanville 3 nuclear power plant
    Flamanville 3 nuclear power plant is a French EPR (European Pressurized Reactor) project on the Normandy coast, known for its advanced reactor design, major construction delays, and significant cost overruns.
  • E. Fessenheim hydroelectric power station
    Fessenheim hydroelectric power station is a run-of-river hydroelectric facility on the Rhine in eastern France, known for generating renewable electricity via the Grand Canal d’Alsace.
  • 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_69d883880d0c81908b5fcd454e767b60 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e36090cf388190b401c55230912104 completed April 18, 2026, 10:44 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0075a8a6248190a9e2bb469d821c66 completed May 10, 2026, 12:10 p.m.
NEDg Description generation batch_6a007705f57881908b07a20ae8957c64 completed May 10, 2026, 12:16 p.m.
NED2 Entity disambiguation (via description) batch_6a007b18f0b08190a9ddc6ad7358d6b8 completed May 10, 2026, 12:33 p.m.
Created at: April 10, 2026, 5:17 a.m.