Triple

T17204707
Position Surface form Disambiguated ID Type / Status
Subject Phoenix lander E417568 entity
Predicate usedInstrument P933 FINISHED
Object Thermal and Evolved Gas Analyzer
The Thermal and Evolved Gas Analyzer is a scientific instrument designed to heat Martian soil and ice samples and analyze the gases they release to determine their composition and volatile content.
E1241856 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: Thermal and Evolved Gas Analyzer | Statement: [Phoenix lander, usedInstrument, Thermal and Evolved Gas Analyzer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Thermal and Evolved Gas Analyzer
Context triple: [Phoenix lander, usedInstrument, Thermal and Evolved Gas Analyzer]
  • A. SAM gas chromatograph
    The SAM gas chromatograph is an instrument on NASA's Curiosity rover that separates and analyzes gases from Martian soil and atmosphere samples to identify their chemical composition, including potential organic compounds.
  • B. Bridgman anvil cell
    The Bridgman anvil cell is a high-pressure device that uses opposed anvils to compress small samples to extreme pressures for experimental research in physics and materials science.
  • C. Mössbauer Spectrometer
    The Mössbauer Spectrometer is a highly sensitive instrument that uses gamma-ray resonance absorption to determine the mineralogical and chemical composition of iron-bearing rocks and soils.
  • D. ESCA (Electron Spectroscopy for Chemical Analysis)
    ESCA (Electron Spectroscopy for Chemical Analysis) is a surface-sensitive analytical technique, also known as X-ray photoelectron spectroscopy (XPS), used to determine the elemental composition and chemical states of materials.
  • E. Ion Mass Analyzer
    The Ion Mass Analyzer is a scientific instrument designed to measure the mass-to-charge ratio and composition of ions in space plasmas, helping characterize planetary environments and solar wind interactions.
  • 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: Thermal and Evolved Gas Analyzer
Triple: [Phoenix lander, usedInstrument, Thermal and Evolved Gas Analyzer]
Generated description
The Thermal and Evolved Gas Analyzer is a scientific instrument designed to heat Martian soil and ice samples and analyze the gases they release to determine their composition and volatile content.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Thermal and Evolved Gas Analyzer
Target entity description: The Thermal and Evolved Gas Analyzer is a scientific instrument designed to heat Martian soil and ice samples and analyze the gases they release to determine their composition and volatile content.
  • A. SAM gas chromatograph chosen
    The SAM gas chromatograph is an instrument on NASA's Curiosity rover that separates and analyzes gases from Martian soil and atmosphere samples to identify their chemical composition, including potential organic compounds.
  • B. Bridgman anvil cell
    The Bridgman anvil cell is a high-pressure device that uses opposed anvils to compress small samples to extreme pressures for experimental research in physics and materials science.
  • C. Mössbauer Spectrometer
    The Mössbauer Spectrometer is a highly sensitive instrument that uses gamma-ray resonance absorption to determine the mineralogical and chemical composition of iron-bearing rocks and soils.
  • D. ESCA (Electron Spectroscopy for Chemical Analysis)
    ESCA (Electron Spectroscopy for Chemical Analysis) is a surface-sensitive analytical technique, also known as X-ray photoelectron spectroscopy (XPS), used to determine the elemental composition and chemical states of materials.
  • E. Ion Mass Analyzer
    The Ion Mass Analyzer is a scientific instrument designed to measure the mass-to-charge ratio and composition of ions in space plasmas, helping characterize planetary environments and solar wind interactions.
  • F. None of above.

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_69d886d6ba8c819093215917b3d01689 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e42db1e01c81909db0491fd9f49bed completed April 19, 2026, 1:19 a.m.
NED1 Entity disambiguation (via context triple) batch_6a015fde8ba08190ae88dc9ea3366a68 completed May 11, 2026, 4:49 a.m.
NEDg Description generation batch_6a0161b31540819098aa6275f96433ad completed May 11, 2026, 4:57 a.m.
NED2 Entity disambiguation (via description) batch_6a016299d9ac8190be74d5db0d28ea36 completed May 11, 2026, 5:01 a.m.
Created at: April 10, 2026, 5:38 a.m.