Triple

T11001017
Position Surface form Disambiguated ID Type / Status
Subject Moon Impact Probe E260002 entity
Predicate carriedInstrument P24804 FINISHED
Object Chandra’s Altitudinal Composition Explorer
Chandra’s Altitudinal Composition Explorer is a scientific instrument designed to study the Moon’s atmospheric and surface composition at varying altitudes, flown aboard India’s Moon Impact Probe.
 E898941 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: Chandra’s Altitudinal Composition Explorer | Statement: [Moon Impact Probe, carriedInstrument, Chandra’s Altitudinal Composition Explorer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chandra’s Altitudinal Composition Explorer
Context triple: [Moon Impact Probe, carriedInstrument, Chandra’s Altitudinal Composition Explorer]
  • A. Chandra’s Surface Thermophysical Experiment
    Chandra’s Surface Thermophysical Experiment is a scientific instrument on India’s Chandrayaan-2 lunar mission designed to study the Moon’s surface temperature and thermal properties.
  • B. X-ray Spectrometer
    The X-ray Spectrometer is a scientific instrument designed to analyze the elemental composition of celestial bodies by measuring the X-ray emissions from their surfaces.
  • C. X-ray Timing Instrument
    The X-ray Timing Instrument is a high-precision detector system on NASA’s NICER mission designed to measure rapid X-ray brightness variations from neutron stars and other compact objects.
  • D. SARA (Sub-keV Atom Reflecting Analyzer)
    SARA (Sub-keV Atom Reflecting Analyzer) is a scientific instrument designed to study low-energy neutral atoms reflected from planetary surfaces, particularly to investigate solar wind interactions with the Moon.
  • E. Atacama Pathfinder Experiment
    The Atacama Pathfinder Experiment is a submillimeter-wavelength radio telescope located in Chile’s Atacama Desert, used for studying cold gas and dust in the universe.
  • 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: Chandra’s Altitudinal Composition Explorer
Triple: [Moon Impact Probe, carriedInstrument, Chandra’s Altitudinal Composition Explorer]
Generated description
Chandra’s Altitudinal Composition Explorer is a scientific instrument designed to study the Moon’s atmospheric and surface composition at varying altitudes, flown aboard India’s Moon Impact Probe.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Chandra’s Altitudinal Composition Explorer
Target entity description: Chandra’s Altitudinal Composition Explorer is a scientific instrument designed to study the Moon’s atmospheric and surface composition at varying altitudes, flown aboard India’s Moon Impact Probe.
  • A. Chandra’s Surface Thermophysical Experiment
    Chandra’s Surface Thermophysical Experiment is a scientific instrument on India’s Chandrayaan-2 lunar mission designed to study the Moon’s surface temperature and thermal properties.
  • B. X-ray Spectrometer
    The X-ray Spectrometer is a scientific instrument designed to analyze the elemental composition of celestial bodies by measuring the X-ray emissions from their surfaces.
  • C. X-ray Timing Instrument
    The X-ray Timing Instrument is a high-precision detector system on NASA’s NICER mission designed to measure rapid X-ray brightness variations from neutron stars and other compact objects.
  • D. SARA (Sub-keV Atom Reflecting Analyzer)
    SARA (Sub-keV Atom Reflecting Analyzer) is a scientific instrument designed to study low-energy neutral atoms reflected from planetary surfaces, particularly to investigate solar wind interactions with the Moon.
  • E. Atacama Pathfinder Experiment
    The Atacama Pathfinder Experiment is a submillimeter-wavelength radio telescope located in Chile’s Atacama Desert, used for studying cold gas and dust in the universe.
  • 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_69d6aa8a6a548190a750f944ccdc8064 completed April 8, 2026, 7:20 p.m.
NER Named-entity recognition batch_69d796d68b608190a8d016b9383e82f8 completed April 9, 2026, 12:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69e3453d181081908cb58a957f4d1295 completed April 18, 2026, 8:47 a.m.
NEDg Description generation batch_69e35570b0bc8190a939b0c8e3ce8105 completed April 18, 2026, 9:57 a.m.
NED2 Entity disambiguation (via description) batch_69e359508a388190a16d48a17015e13e completed April 18, 2026, 10:13 a.m.
Created at: April 8, 2026, 9:25 p.m.