Triple

T20441778
Position Surface form Disambiguated ID Type / Status
Subject Douglas D-558-1 Skystreak E501412 entity
Predicate program P804 FINISHED
Object D-558 research program E501412 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: D-558 research program | Statement: [Douglas D-558-1 Skystreak, program, D-558 research program]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: D-558 research program
Context triple: [Douglas D-558-1 Skystreak, program, D-558 research program]
  • A. Douglas D-558-2 Skyrocket
    The Douglas D-558-2 Skyrocket was a U.S. Navy and NACA experimental research aircraft that became one of the first aircraft to exceed Mach 2 in level flight during the early 1950s.
  • B. Douglas D-558-1 Skystreak chosen
    The Douglas D-558-1 Skystreak was an experimental U.S. Navy research jet of the late 1940s used to investigate high-subsonic and transonic flight, contributing key data to early supersonic aircraft development.
  • C. X-10 Project
    The X-10 Project was an early Manhattan Project initiative that built and operated one of the first large-scale nuclear reactors at Oak Ridge, Tennessee, to produce plutonium for atomic research and weapon development.
  • D. X-51A Waverider scramjet demonstrator
    The X-51A Waverider scramjet demonstrator is an experimental unmanned hypersonic aircraft designed to test air-breathing supersonic combustion ramjet propulsion at extremely high speeds.
  • E. North American X-15
    The North American X-15 was a rocket-powered experimental research aircraft that set speed and altitude records in the 1960s and significantly advanced knowledge of hypersonic flight and spaceflight.
  • 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_69e0b4ab3cfc8190ac9bf32e932316b1 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e685f2e8888190a2e0d6b2bf6c905d completed April 20, 2026, 8 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0883ff8e6c8190b8699ea023e98799 completed May 16, 2026, 2:49 p.m.
Created at: April 16, 2026, 11:32 a.m.