Triple

T6086321
Position Surface form Disambiguated ID Type / Status
Subject Portsmouth Gaseous Diffusion Plant E135646 entity
Predicate processBuilding P68566 FINISHED
Object X-326
X-326 is a major uranium enrichment process building at the Portsmouth Gaseous Diffusion Plant in Ohio, historically used for large-scale nuclear fuel production.
 E566443 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: X-326 | Statement: [Portsmouth Gaseous Diffusion Plant, processBuilding, X-326]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: X-326
Context triple: [Portsmouth Gaseous Diffusion Plant, processBuilding, X-326]
  • A. X-32
    X-32 is an experimental Boeing-built prototype fighter aircraft developed for the Joint Strike Fighter competition.
  • B. X-20
    X-20 was an experimental U.S. Air Force spaceplane project from the early Cold War era intended to test reusable, piloted orbital and suborbital flight before being canceled in the 1960s.
  • C. X3
    X3 is the former designation of the standards body now known as INCITS, which oversees information technology standards in the United States.
  • D. Hale X
    Hale X is a small satellite crater located near the larger Hale crater on the Moon’s far side.
  • E. Xelb
    Xelb is the former Arabic name for the Portuguese city of Silves, a historically significant town in the Algarve region.
  • 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: X-326
Triple: [Portsmouth Gaseous Diffusion Plant, processBuilding, X-326]
Generated description
X-326 is a major uranium enrichment process building at the Portsmouth Gaseous Diffusion Plant in Ohio, historically used for large-scale nuclear fuel production.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: X-326
Target entity description: X-326 is a major uranium enrichment process building at the Portsmouth Gaseous Diffusion Plant in Ohio, historically used for large-scale nuclear fuel production.
  • A. X-32
    X-32 is an experimental Boeing-built prototype fighter aircraft developed for the Joint Strike Fighter competition.
  • B. X-20
    X-20 was an experimental U.S. Air Force spaceplane project from the early Cold War era intended to test reusable, piloted orbital and suborbital flight before being canceled in the 1960s.
  • C. X3
    X3 is the former designation of the standards body now known as INCITS, which oversees information technology standards in the United States.
  • D. Hale X
    Hale X is a small satellite crater located near the larger Hale crater on the Moon’s far side.
  • E. Xelb
    Xelb is the former Arabic name for the Portuguese city of Silves, a historically significant town in the Algarve region.
  • 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_69c0087bcc788190b20f093d3a6c60ec completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c0578a8b8081908490e447ae3419f9 completed March 22, 2026, 8:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69c11d60e824819098a9f5fc5cc00be4 completed March 23, 2026, 11 a.m.
NEDg Description generation batch_69c11e4454948190a8f4643cb55e673a completed March 23, 2026, 11:04 a.m.
NED2 Entity disambiguation (via description) batch_69c11ec554688190bfe184608944a15e completed March 23, 2026, 11:06 a.m.
Created at: March 22, 2026, 4:12 p.m.