Triple
T3919032
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | PIXL |
E88913
|
entity |
| Predicate | fullName |
P16
|
FINISHED |
| Object |
Planetary Instrument for X-ray Lithochemistry
Planetary Instrument for X-ray Lithochemistry (PIXL) is a micro-focus X-ray fluorescence spectrometer on NASA’s Mars Perseverance rover designed to map the elemental composition of Martian rocks and soil at fine scales to investigate past habitability.
|
E399084
|
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: Planetary Instrument for X-ray Lithochemistry | Statement: [PIXL, fullName, Planetary Instrument for X-ray Lithochemistry]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Planetary Instrument for X-ray Lithochemistry Context triple: [PIXL, fullName, Planetary Instrument for X-ray Lithochemistry]
-
A.
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.
-
B.
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.
-
C.
Moon Mineralogy Mapper
Moon Mineralogy Mapper is a NASA-designed imaging spectrometer that mapped the Moon’s surface composition in detail, notably helping confirm the presence of water and hydroxyl on the lunar surface.
-
D.
Mars Exospheric Neutral Composition Analyser
The Mars Exospheric Neutral Composition Analyser is a scientific instrument designed to study the composition and structure of Mars’ upper atmosphere and exosphere.
-
E.
Station Explorer for X-ray Timing and Navigation Technology
Station Explorer for X-ray Timing and Navigation Technology (SEXTANT) is a NASA demonstration mission that tests the use of X-ray pulsars for autonomous spacecraft navigation in space.
- 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: Planetary Instrument for X-ray Lithochemistry Triple: [PIXL, fullName, Planetary Instrument for X-ray Lithochemistry]
Generated description
Planetary Instrument for X-ray Lithochemistry (PIXL) is a micro-focus X-ray fluorescence spectrometer on NASA’s Mars Perseverance rover designed to map the elemental composition of Martian rocks and soil at fine scales to investigate past habitability.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Planetary Instrument for X-ray Lithochemistry Target entity description: Planetary Instrument for X-ray Lithochemistry (PIXL) is a micro-focus X-ray fluorescence spectrometer on NASA’s Mars Perseverance rover designed to map the elemental composition of Martian rocks and soil at fine scales to investigate past habitability.
-
A.
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.
-
B.
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.
-
C.
Moon Mineralogy Mapper
Moon Mineralogy Mapper is a NASA-designed imaging spectrometer that mapped the Moon’s surface composition in detail, notably helping confirm the presence of water and hydroxyl on the lunar surface.
-
D.
Mars Exospheric Neutral Composition Analyser
The Mars Exospheric Neutral Composition Analyser is a scientific instrument designed to study the composition and structure of Mars’ upper atmosphere and exosphere.
-
E.
Station Explorer for X-ray Timing and Navigation Technology
Station Explorer for X-ray Timing and Navigation Technology (SEXTANT) is a NASA demonstration mission that tests the use of X-ray pulsars for autonomous spacecraft navigation in space.
- 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_69aed955229881909e85e73ffab1d343 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeed59485c819095c58edd053e3401 |
completed | March 9, 2026, 3:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5286830d08190bd6e583360136342 |
completed | March 14, 2026, 9:20 a.m. |
| NEDg | Description generation | batch_69b5293b41748190929665970712707a |
completed | March 14, 2026, 9:24 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b529e9080481908ff0ec30b295cfc3 |
completed | March 14, 2026, 9:27 a.m. |
Created at: March 9, 2026, 3:22 p.m.