Triple

T10778323
Position Surface form Disambiguated ID Type / Status
Subject S2W nuclear reactor E254251 entity
Predicate partOf P40 FINISHED
Object U.S. Navy S-series submarine reactor family E254251 NE FINISHED

How this triple was built (2 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: U.S. Navy S-series submarine reactor family | Statement: [S2W nuclear reactor, partOf, U.S. Navy S-series submarine reactor family]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U.S. Navy S-series submarine reactor family
Context triple: [S2W nuclear reactor, partOf, U.S. Navy S-series submarine reactor family]
  • A. Project 636 diesel-electric submarines
    Project 636 diesel-electric submarines are a class of Russian-built, stealth-enhanced Kilo-class submarines known for their quiet operation and export to multiple navies worldwide.
  • B. PM-3A nuclear reactor
    The PM-3A nuclear reactor was a small U.S. Navy-built nuclear power plant that supplied electricity and heat to McMurdo Station in Antarctica during the 1960s and early 1970s.
  • C. Skipjack-class nuclear submarines
    The Skipjack-class nuclear submarines were a pioneering class of fast attack submarines in the U.S. Navy, notable for their teardrop hull design and enhanced underwater speed and maneuverability during the Cold War era.
  • D. Westinghouse 3-loop PWR
    The Westinghouse 3-loop PWR is a pressurized water reactor design featuring three primary coolant loops, widely used in commercial nuclear power plants for reliable electricity generation.
  • E. S2W nuclear reactor chosen
    The S2W nuclear reactor was an early U.S. Navy pressurized water reactor design that powered the world’s first operational nuclear-powered submarine, USS Nautilus.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d6aa609f008190a294200aefcb7bd5 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d732c18c3c819089d49e3e4585049e completed April 9, 2026, 5:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69de55e9fe2081909acbfba7a65be18e completed April 14, 2026, 2:57 p.m.
Created at: April 8, 2026, 9:16 p.m.