Triple

T22202117
Position Surface form Disambiguated ID Type / Status
Subject F-1 engine E548706 entity
Predicate testLocation P21652 FINISHED
Object Marshall Space Flight Center test stands NE NERFINISHED

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: Marshall Space Flight Center test stands | Statement: [F-1 engine, testLocation, Marshall Space Flight Center test stands]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Marshall Space Flight Center test stands
Context triple: [F-1 engine, testLocation, Marshall Space Flight Center test stands]
  • A. rocket propulsion test area at Marshall Space Flight Center chosen
    The rocket propulsion test area at Marshall Space Flight Center is a specialized NASA complex dedicated to developing and testing rocket engines and propulsion systems for space missions.
  • B. Center of the Aerospace Testing Universe
    The "Center of the Aerospace Testing Universe" is the nickname for the 412th Test Wing, a premier U.S. Air Force unit renowned for conducting cutting-edge flight and weapons testing at Edwards Air Force Base.
  • C. A-1 Test Stand
    A-1 Test Stand is a historic rocket engine test facility at NASA’s Stennis Space Center used for static firing and development of major launch vehicle engines.
  • D. Space Shuttle approach and landing tests
    Space Shuttle approach and landing tests were a series of 1977 flight and glide trials using the prototype orbiter Enterprise to validate the shuttle’s unpowered landing characteristics and overall flight performance before operational missions.
  • E. Space Vehicle Mockup Facility
    The Space Vehicle Mockup Facility is a NASA Johnson Space Center training and simulation complex housing full-scale spacecraft mockups used to prepare astronauts for missions.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e11e3ecc7c8190b5f94cd8f42e9d37 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b24c6fc81909e6ae62564846bd1 completed April 28, 2026, 9:48 p.m.
Created at: April 16, 2026, 8:36 p.m.