Triple

T2373008
Position Surface form Disambiguated ID Type / Status
Subject Chandrayaan-1 E46131 entity
Predicate carriedInstrument P24804 FINISHED
Object Bistatic Radar
Bistatic radar is a radar system in which the transmitter and receiver are located at separate sites, enabling specialized measurements such as detailed surface and composition analysis of planetary bodies.
E260011 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: Bistatic Radar | Statement: [Chandrayaan-1, carriedInstrument, Bistatic Radar]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bistatic Radar
Context triple: [Chandrayaan-1, carriedInstrument, Bistatic Radar]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Window radar countermeasures
    Window radar countermeasures were a World War II-era British electronic warfare technique that used clouds of metallic strips to confuse enemy radar and protect Allied aircraft.
  • E. 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.
  • 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: Bistatic Radar
Triple: [Chandrayaan-1, carriedInstrument, Bistatic Radar]
Generated description
Bistatic radar is a radar system in which the transmitter and receiver are located at separate sites, enabling specialized measurements such as detailed surface and composition analysis of planetary bodies.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bistatic Radar
Target entity description: Bistatic radar is a radar system in which the transmitter and receiver are located at separate sites, enabling specialized measurements such as detailed surface and composition analysis of planetary bodies.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Window radar countermeasures
    Window radar countermeasures were a World War II-era British electronic warfare technique that used clouds of metallic strips to confuse enemy radar and protect Allied aircraft.
  • E. 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.
  • 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_69a88a145268819083e2736cb835c696 completed March 4, 2026, 7:37 p.m.
NER Named-entity recognition batch_69abc772bc6081908244e9af4bbe645f completed March 7, 2026, 6:36 a.m.
NED1 Entity disambiguation (via context triple) batch_69aea8a619d48190b1e1ad4c3efaf130 completed March 9, 2026, 11:01 a.m.
NEDg Description generation batch_69aea93ddce88190a268bed11c5a7167 completed March 9, 2026, 11:04 a.m.
NED2 Entity disambiguation (via description) batch_69aea9b8dff08190a09f0c965dfd6738 completed March 9, 2026, 11:06 a.m.
Created at: March 4, 2026, 7:56 p.m.