Triple

T2139151
Position Surface form Disambiguated ID Type / Status
Subject Chandrayaan-2 E46720 entity
Predicate instrumentsOnOrbiter P37032 FINISHED
Object Dual Frequency Synthetic Aperture Radar
Dual Frequency Synthetic Aperture Radar is a lunar-mapping radar instrument that uses two microwave frequency bands to image the Moon’s surface and subsurface, particularly to detect and characterize water ice and regolith properties.
E238209 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: Dual Frequency Synthetic Aperture Radar | Statement: [Chandrayaan-2, instrumentsOnOrbiter, Dual Frequency Synthetic Aperture Radar]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dual Frequency Synthetic Aperture Radar
Context triple: [Chandrayaan-2, instrumentsOnOrbiter, Dual Frequency Synthetic Aperture Radar]
  • A. Airborne Stand-Off Radar
    Airborne Stand-Off Radar was a British Royal Air Force surveillance and reconnaissance program centered on the Raytheon Sentinel R1 aircraft, designed to provide long-range, all-weather battlefield and ground-moving-target intelligence.
  • B. IEEE Radar Systems Panel
    The IEEE Radar Systems Panel is a technical body within the IEEE that provides leadership, coordination, and guidance for the radar engineering community, including overseeing major radar-related conferences and activities.
  • C. passive electronically scanned array
    A passive electronically scanned array is a type of radar antenna system that steers its beam electronically using multiple fixed radiating elements fed by phase shifters, rather than by mechanically moving the antenna.
  • D. APY-10 multi-mission surface search radar
    The APY-10 multi-mission surface search radar is an advanced maritime surveillance and targeting radar system used on platforms like the Boeing P-8 Poseidon for detecting, tracking, and classifying surface and subsurface contacts in all weather conditions.
  • E. IEEE Radar Conference
    The IEEE Radar Conference is a leading annual technical conference that brings together researchers, engineers, and practitioners to present and discuss advances in radar theory, technology, and applications.
  • 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: Dual Frequency Synthetic Aperture Radar
Triple: [Chandrayaan-2, instrumentsOnOrbiter, Dual Frequency Synthetic Aperture Radar]
Generated description
Dual Frequency Synthetic Aperture Radar is a lunar-mapping radar instrument that uses two microwave frequency bands to image the Moon’s surface and subsurface, particularly to detect and characterize water ice and regolith properties.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dual Frequency Synthetic Aperture Radar
Target entity description: Dual Frequency Synthetic Aperture Radar is a lunar-mapping radar instrument that uses two microwave frequency bands to image the Moon’s surface and subsurface, particularly to detect and characterize water ice and regolith properties.
  • A. Airborne Stand-Off Radar
    Airborne Stand-Off Radar was a British Royal Air Force surveillance and reconnaissance program centered on the Raytheon Sentinel R1 aircraft, designed to provide long-range, all-weather battlefield and ground-moving-target intelligence.
  • B. IEEE Radar Systems Panel
    The IEEE Radar Systems Panel is a technical body within the IEEE that provides leadership, coordination, and guidance for the radar engineering community, including overseeing major radar-related conferences and activities.
  • C. passive electronically scanned array
    A passive electronically scanned array is a type of radar antenna system that steers its beam electronically using multiple fixed radiating elements fed by phase shifters, rather than by mechanically moving the antenna.
  • D. APY-10 multi-mission surface search radar
    The APY-10 multi-mission surface search radar is an advanced maritime surveillance and targeting radar system used on platforms like the Boeing P-8 Poseidon for detecting, tracking, and classifying surface and subsurface contacts in all weather conditions.
  • E. IEEE Radar Conference
    The IEEE Radar Conference is a leading annual technical conference that brings together researchers, engineers, and practitioners to present and discuss advances in radar theory, technology, and applications.
  • 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_69a88a174ab48190a5db20c132e5dccf completed March 4, 2026, 7:37 p.m.
NER Named-entity recognition batch_69abc5af20808190902031d8c0bba376 completed March 7, 2026, 6:29 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae51b1290c8190a08850b428c99a6c completed March 9, 2026, 4:50 a.m.
NEDg Description generation batch_69ae55923b748190bf7a2df3ae94edc8 completed March 9, 2026, 5:07 a.m.
NED2 Entity disambiguation (via description) batch_69ae55fdc32c8190b6ecdc9b23d64cc5 completed March 9, 2026, 5:09 a.m.
Created at: March 4, 2026, 7:44 p.m.