Triple

T4089011
Position Surface form Disambiguated ID Type / Status
Subject Joint Comprehensive Plan of Action E87659 entity
Predicate restrictsFacility P52940 FINISHED
Object Fordow enrichment facility
The Fordow enrichment facility is a heavily fortified Iranian underground nuclear site used for uranium enrichment and central to international concerns over Iran’s nuclear program.
E414320 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: Fordow enrichment facility | Statement: [Joint Comprehensive Plan of Action, restrictsFacility, Fordow enrichment facility]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fordow enrichment facility
Context triple: [Joint Comprehensive Plan of Action, restrictsFacility, Fordow enrichment facility]
  • A. Natanz enrichment facility
    The Natanz enrichment facility is Iran’s primary uranium enrichment complex and a central focus of international nuclear negotiations and monitoring efforts.
  • B. Kahuta uranium enrichment plant
    The Kahuta uranium enrichment plant is Pakistan’s primary and highly secretive facility for producing weapons-grade uranium, central to the development of its nuclear arsenal.
  • C. Oak Ridge Gaseous Diffusion Plant
    The Oak Ridge Gaseous Diffusion Plant was a major U.S. uranium enrichment facility in Oak Ridge, Tennessee, built during the Manhattan Project and later used for Cold War nuclear fuel production.
  • D. Paducah Gaseous Diffusion Plant
    The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
  • E. Dimona nuclear facility
    The Dimona nuclear facility is a highly secretive Israeli nuclear installation widely believed to be central to the country's undeclared nuclear weapons program.
  • 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: Fordow enrichment facility
Triple: [Joint Comprehensive Plan of Action, restrictsFacility, Fordow enrichment facility]
Generated description
The Fordow enrichment facility is a heavily fortified Iranian underground nuclear site used for uranium enrichment and central to international concerns over Iran’s nuclear program.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fordow enrichment facility
Target entity description: The Fordow enrichment facility is a heavily fortified Iranian underground nuclear site used for uranium enrichment and central to international concerns over Iran’s nuclear program.
  • A. Natanz enrichment facility
    The Natanz enrichment facility is Iran’s primary uranium enrichment complex and a central focus of international nuclear negotiations and monitoring efforts.
  • B. Kahuta uranium enrichment plant
    The Kahuta uranium enrichment plant is Pakistan’s primary and highly secretive facility for producing weapons-grade uranium, central to the development of its nuclear arsenal.
  • C. Oak Ridge Gaseous Diffusion Plant
    The Oak Ridge Gaseous Diffusion Plant was a major U.S. uranium enrichment facility in Oak Ridge, Tennessee, built during the Manhattan Project and later used for Cold War nuclear fuel production.
  • D. Paducah Gaseous Diffusion Plant
    The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
  • E. Dimona nuclear facility
    The Dimona nuclear facility is a highly secretive Israeli nuclear installation widely believed to be central to the country's undeclared nuclear weapons program.
  • 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_69aed94425148190be337845d56fac22 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69af019af25481909e9f1d171356f3e8 completed March 9, 2026, 5:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5769e8b188190a6356c325d0551ea completed March 14, 2026, 2:54 p.m.
NEDg Description generation batch_69b5773ed3388190a299558ea2d889a6 completed March 14, 2026, 2:57 p.m.
NED2 Entity disambiguation (via description) batch_69b578003dd48190b9264fd834cffbdf completed March 14, 2026, 3 p.m.
Created at: March 9, 2026, 3:39 p.m.