Triple

T10417777
Position Surface form Disambiguated ID Type / Status
Subject K15 pressurized water reactor E245564 entity
Predicate usedOnPlatform P5090 FINISHED
Object Barracuda-class submarine
The Barracuda-class submarine is a French nuclear-powered attack submarine class designed for stealthy blue-water operations, intelligence gathering, and precision strikes.
 E862809 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: Barracuda-class submarine | Statement: [K15 pressurized water reactor, usedOnPlatform, Barracuda-class submarine]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Barracuda-class submarine
Context triple: [K15 pressurized water reactor, usedOnPlatform, Barracuda-class submarine]
  • A. Astute-class submarine
    The Astute-class submarine is a fleet of advanced nuclear-powered attack submarines built for the Royal Navy, known for their stealth, endurance, and sophisticated weapons and sensor systems.
  • B. Triomphant-class submarine
    The Triomphant-class submarine is a class of French nuclear-powered ballistic missile submarines that form a key component of France’s strategic nuclear deterrent.
  • C. Archer-class submarine
    The Archer-class submarine is a class of modern diesel-electric attack submarines, originally built for the Swedish Navy and later upgraded and operated by the Republic of Singapore Navy for stealthy underwater operations.
  • D. Vanguard-class submarine
    The Vanguard-class submarine is a class of British nuclear-powered ballistic missile submarines that form the seaborne leg of the United Kingdom’s strategic nuclear deterrent.
  • E. Sierra-class submarine
    The Sierra-class submarine is a Russian nuclear-powered attack submarine class known for its titanium hull construction, deep-diving capability, and advanced acoustic stealth compared to earlier Soviet designs.
  • 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: Barracuda-class submarine
Triple: [K15 pressurized water reactor, usedOnPlatform, Barracuda-class submarine]
Generated description
The Barracuda-class submarine is a French nuclear-powered attack submarine class designed for stealthy blue-water operations, intelligence gathering, and precision strikes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Barracuda-class submarine
Target entity description: The Barracuda-class submarine is a French nuclear-powered attack submarine class designed for stealthy blue-water operations, intelligence gathering, and precision strikes.
  • A. Astute-class submarine
    The Astute-class submarine is a fleet of advanced nuclear-powered attack submarines built for the Royal Navy, known for their stealth, endurance, and sophisticated weapons and sensor systems.
  • B. Triomphant-class submarine
    The Triomphant-class submarine is a class of French nuclear-powered ballistic missile submarines that form a key component of France’s strategic nuclear deterrent.
  • C. Archer-class submarine
    The Archer-class submarine is a class of modern diesel-electric attack submarines, originally built for the Swedish Navy and later upgraded and operated by the Republic of Singapore Navy for stealthy underwater operations.
  • D. Vanguard-class submarine
    The Vanguard-class submarine is a class of British nuclear-powered ballistic missile submarines that form the seaborne leg of the United Kingdom’s strategic nuclear deterrent.
  • E. Sierra-class submarine
    The Sierra-class submarine is a Russian nuclear-powered attack submarine class known for its titanium hull construction, deep-diving capability, and advanced acoustic stealth compared to earlier Soviet designs.
  • 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_69d381be340c8190b05998703d42d224 completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4ea1194e08190a18c3b3002147493 completed April 7, 2026, 11:27 a.m.
NED1 Entity disambiguation (via context triple) batch_69d87e9b86648190b83eb5261c9a7b97 completed April 10, 2026, 4:37 a.m.
NEDg Description generation batch_69d8837e70508190b03e8983b2617eac completed April 10, 2026, 4:58 a.m.
NED2 Entity disambiguation (via description) batch_69d889cc40648190a1d80b955e676ea5 completed April 10, 2026, 5:25 a.m.
Created at: April 6, 2026, 12:11 p.m.