Triple

T7353039
Position Surface form Disambiguated ID Type / Status
Subject Europa Clipper mission E169550 entity
Predicate instrument P792 FINISHED
Object Radar for Europa Assessment and Sounding: Ocean to Near-surface
Radar for Europa Assessment and Sounding: Ocean to Near-surface (REASON) is an ice-penetrating radar instrument on NASA’s Europa Clipper spacecraft designed to probe Europa’s icy shell and search for evidence of a subsurface ocean and its structure.
E659160 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: Radar for Europa Assessment and Sounding: Ocean to Near-surface | Statement: [Europa Clipper mission, instrument, Radar for Europa Assessment and Sounding: Ocean to Near-surface]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Radar for Europa Assessment and Sounding: Ocean to Near-surface
Context triple: [Europa Clipper mission, instrument, Radar for Europa Assessment and Sounding: Ocean to Near-surface]
  • A. Mars Advanced Radar for Subsurface and Ionosphere Sounding
    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. Europa Clipper mission
    The Europa Clipper mission is a NASA spacecraft project designed to conduct detailed reconnaissance of Jupiter’s moon Europa to assess its potential habitability and investigate its subsurface ocean.
  • C. Shallow Radar
    Shallow Radar is a subsurface sounding radar instrument used to probe and map the shallow underground structure of Mars, including buried ice and layering.
  • D. JUICE mission
    The JUICE mission is a European Space Agency spacecraft designed to explore Jupiter and its icy moons—particularly Ganymede, Callisto, and Europa—to investigate their potential habitability and subsurface oceans.
  • E. Juno spacecraft
    The Juno spacecraft is a NASA space probe designed to study Jupiter’s composition, gravity field, magnetic field, and polar magnetosphere to better understand the planet’s origin and evolution.
  • 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: Radar for Europa Assessment and Sounding: Ocean to Near-surface
Triple: [Europa Clipper mission, instrument, Radar for Europa Assessment and Sounding: Ocean to Near-surface]
Generated description
Radar for Europa Assessment and Sounding: Ocean to Near-surface (REASON) is an ice-penetrating radar instrument on NASA’s Europa Clipper spacecraft designed to probe Europa’s icy shell and search for evidence of a subsurface ocean and its structure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Radar for Europa Assessment and Sounding: Ocean to Near-surface
Target entity description: Radar for Europa Assessment and Sounding: Ocean to Near-surface (REASON) is an ice-penetrating radar instrument on NASA’s Europa Clipper spacecraft designed to probe Europa’s icy shell and search for evidence of a subsurface ocean and its structure.
  • A. Mars Advanced Radar for Subsurface and Ionosphere Sounding
    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. Europa Clipper mission
    The Europa Clipper mission is a NASA spacecraft project designed to conduct detailed reconnaissance of Jupiter’s moon Europa to assess its potential habitability and investigate its subsurface ocean.
  • C. Shallow Radar
    Shallow Radar is a subsurface sounding radar instrument used to probe and map the shallow underground structure of Mars, including buried ice and layering.
  • D. JUICE mission
    The JUICE mission is a European Space Agency spacecraft designed to explore Jupiter and its icy moons—particularly Ganymede, Callisto, and Europa—to investigate their potential habitability and subsurface oceans.
  • E. Juno spacecraft
    The Juno spacecraft is a NASA space probe designed to study Jupiter’s composition, gravity field, magnetic field, and polar magnetosphere to better understand the planet’s origin and evolution.
  • 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_69c68a5878888190968ce4d04db8d69f completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f10d3ef88190b3a0763d80b1e726 completed March 27, 2026, 9:05 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7fa9dfbac8190993c866cda169633 completed March 28, 2026, 3:58 p.m.
NEDg Description generation batch_69c7fb9f863c8190bedb3074664ee146 completed March 28, 2026, 4:02 p.m.
NED2 Entity disambiguation (via description) batch_69c7fc2f66248190bac3fa24d530b938 completed March 28, 2026, 4:05 p.m.
Created at: March 27, 2026, 3:05 p.m.