Triple

T334105
Position Surface form Disambiguated ID Type / Status
Subject Falcon Heavy E6685 entity
Predicate enginesFirstStage P7194 FINISHED
Object 27 Merlin 1D E36032 NE FINISHED

How this triple was built (3 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: 27 Merlin 1D | Statement: [Falcon Heavy, enginesFirstStage, 27 Merlin 1D]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: 27 Merlin 1D
Context triple: [Falcon Heavy, enginesFirstStage, 27 Merlin 1D]
  • A. Merlin 1C
    Merlin 1C is a liquid-fueled rocket engine developed by SpaceX for use on early Falcon rockets, notable for its role in pioneering the company’s orbital launch capabilities.
  • B. Merlin 1A
    Merlin 1A is the first-generation liquid-fueled rocket engine developed by SpaceX for early Falcon 1 launches.
  • C. Merlin 1D chosen
    Merlin 1D is a liquid-fueled rocket engine developed by SpaceX, known for powering the first stage of the Falcon 9 launch vehicle with high thrust and reusability.
  • D. Titan IIIE
    Titan IIIE was a U.S. expendable launch vehicle variant of the Titan III family, equipped with a Centaur upper stage and used in the 1970s to send deep-space probes such as Voyager 1 on interplanetary trajectories.
  • E. CP-140 Aurora
    The CP-140 Aurora is a Canadian long-range maritime patrol and anti-submarine warfare aircraft based on the Lockheed P-3 Orion airframe and used primarily for surveillance and reconnaissance missions.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: enginesFirstStage
Context triple: [Falcon Heavy, enginesFirstStage, 27 Merlin 1D]
  • A. propellantFirstStage
    Indicates that the specified propellant is used in the first stage of a multi-stage launch vehicle or rocket system.
  • B. firstStageEngine chosen
    Indicates that an engine functions as the primary propulsion unit used in the first stage of a multi-stage launch vehicle or rocket.
  • C. thrustFirstStageSeaLevel
    Indicates the amount of thrust produced by the rocket’s first stage when operating at sea level.
  • D. propellantSecondStage
    Indicates that an entity serves as the propellant used in the second stage of a multi-stage propulsion system.
  • E. thrustSecondStageVacuum
    Indicates the thrust produced by a rocket’s second stage when operating in a vacuum.
  • F. None of above.

Provenance (4 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_69a2e79434908190a9d5afe415153ad9 completed Feb. 28, 2026, 1:03 p.m.
NER Named-entity recognition batch_69a2eac641708190b85fa21368e5de8e completed Feb. 28, 2026, 1:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69a3d245be0c819093acff963b041d01 completed March 1, 2026, 5:44 a.m.
PD Predicate disambiguation batch_69a2e94d99cc8190a112e4b630ec63c1 completed Feb. 28, 2026, 1:10 p.m.
Created at: Feb. 28, 2026, 1:08 p.m.