Triple

T4618411
Position Surface form Disambiguated ID Type / Status
Subject MESSENGER E100921 entity
Predicate instrument P792 FINISHED
Object Energetic Particle and Plasma Spectrometer
The Energetic Particle and Plasma Spectrometer is a scientific instrument designed to measure high-energy particles and plasma environments in space, notably used aboard NASA’s MESSENGER mission to study Mercury’s magnetosphere and solar wind interactions.
E459087 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: Energetic Particle and Plasma Spectrometer | Statement: [MESSENGER, instrument, Energetic Particle and Plasma Spectrometer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Energetic Particle and Plasma Spectrometer
Context triple: [MESSENGER, instrument, Energetic Particle and Plasma Spectrometer]
  • A. Energetic Particles Detector
    The Energetic Particles Detector was a scientific instrument on NASA’s Galileo spacecraft designed to measure high-energy charged particles in Jupiter’s magnetosphere and surrounding space environment.
  • B. Radio and Plasma Waves instrument
    The Radio and Plasma Waves instrument is a scientific payload on ESA's Solar Orbiter designed to measure radio emissions and plasma wave phenomena in the solar wind to study the Sun’s atmosphere and heliosphere.
  • C. Jovian Energetic Particle Detector Instrument (JEDI)
    The Jovian Energetic Particle Detector Instrument (JEDI) is a scientific payload on NASA’s Juno spacecraft designed to measure high-energy charged particles in Jupiter’s magnetosphere to study the planet’s radiation environment and space weather processes.
  • D. Plasma Wave Subsystem
    The Plasma Wave Subsystem was a scientific instrument on NASA’s Galileo spacecraft designed to measure plasma waves and radio emissions in Jupiter’s magnetosphere and surrounding space environment.
  • E. Solar Wind Analyser
    Solar Wind Analyser is a scientific instrument on ESA's Solar Orbiter spacecraft designed to measure the properties and composition of the solar wind and energetic particles emitted by the Sun.
  • 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: Energetic Particle and Plasma Spectrometer
Triple: [MESSENGER, instrument, Energetic Particle and Plasma Spectrometer]
Generated description
The Energetic Particle and Plasma Spectrometer is a scientific instrument designed to measure high-energy particles and plasma environments in space, notably used aboard NASA’s MESSENGER mission to study Mercury’s magnetosphere and solar wind interactions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Energetic Particle and Plasma Spectrometer
Target entity description: The Energetic Particle and Plasma Spectrometer is a scientific instrument designed to measure high-energy particles and plasma environments in space, notably used aboard NASA’s MESSENGER mission to study Mercury’s magnetosphere and solar wind interactions.
  • A. Energetic Particles Detector
    The Energetic Particles Detector was a scientific instrument on NASA’s Galileo spacecraft designed to measure high-energy charged particles in Jupiter’s magnetosphere and surrounding space environment.
  • B. Radio and Plasma Waves instrument
    The Radio and Plasma Waves instrument is a scientific payload on ESA's Solar Orbiter designed to measure radio emissions and plasma wave phenomena in the solar wind to study the Sun’s atmosphere and heliosphere.
  • C. Jovian Energetic Particle Detector Instrument (JEDI)
    The Jovian Energetic Particle Detector Instrument (JEDI) is a scientific payload on NASA’s Juno spacecraft designed to measure high-energy charged particles in Jupiter’s magnetosphere to study the planet’s radiation environment and space weather processes.
  • D. Plasma Wave Subsystem
    The Plasma Wave Subsystem was a scientific instrument on NASA’s Galileo spacecraft designed to measure plasma waves and radio emissions in Jupiter’s magnetosphere and surrounding space environment.
  • E. Solar Wind Analyser
    Solar Wind Analyser is a scientific instrument on ESA's Solar Orbiter spacecraft designed to measure the properties and composition of the solar wind and energetic particles emitted by the Sun.
  • 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_69bd43cf363c819087fd5ab441b4a3f4 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd59e247448190ad92f194cb1127c5 completed March 20, 2026, 2:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfa916f4c8190a53bb37ff46ed0b5 completed March 21, 2026, 1:55 a.m.
NEDg Description generation batch_69bdfb5502c48190b7679941b83e6e0c completed March 21, 2026, 1:58 a.m.
NED2 Entity disambiguation (via description) batch_69bdff53680c8190a62aace0f0c9f3b3 completed March 21, 2026, 2:15 a.m.
Created at: March 20, 2026, 1:12 p.m.