Triple

T16690872
Position Surface form Disambiguated ID Type / Status
Subject Mars Advanced Radar for Subsurface and Ionosphere Sounding E405589 entity
Predicate shortName P43 FINISHED
Object MARSIS E405589 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: MARSIS | Statement: [Mars Advanced Radar for Subsurface and Ionosphere Sounding, shortName, MARSIS]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MARSIS
Context triple: [Mars Advanced Radar for Subsurface and Ionosphere Sounding, shortName, MARSIS]
  • A. Mars Advanced Radar for Subsurface and Ionosphere Sounding chosen
    Mars Advanced Radar for Subsurface and Ionosphere Sounding (MARSIS) is a radar instrument designed to probe beneath the Martian surface and study its ionosphere by transmitting low-frequency radio waves from orbit.
  • B. Mars Climate Sounder
    Mars Climate Sounder is a scientific instrument aboard NASA's Mars Reconnaissance Orbiter that measures the Martian atmosphere’s temperature, dust, and water vapor profiles to study the planet’s climate and weather.
  • C. Mars Environmental Dynamics Analyzer
    The Mars Environmental Dynamics Analyzer is a suite of weather instruments aboard NASA's Perseverance rover that measures atmospheric conditions and dust on the Martian surface.
  • D. SPICAV
    SPICAV is a spectrometer instrument on the Venus Express spacecraft designed to study Venus’s atmosphere by analyzing its composition and structure across ultraviolet, visible, and infrared wavelengths.
  • E. Martian Moons eXploration mission
    The Martian Moons eXploration mission is a Japanese space probe project by JAXA designed to study Mars’s moons Phobos and Deimos and return samples from Phobos to Earth.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d8838c28748190b3f5967c743940ab elicitation completed
NER batch_69e37ea8cabc8190ba321503399960da ner completed
NED1 batch_6a0091984dcc8190b0b20d2e57bc3a11 ned_source_triple completed
Created at: April 10, 2026, 5:19 a.m.