Triple
T19382090
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MER-B |
E484836
|
entity |
| Predicate | scientificInstrument |
P13781
|
FINISHED |
| Object | Alpha Particle X-ray Spectrometer (APXS) |
E1203686
|
NE FINISHED |
How this triple was built (2 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: Alpha Particle X-ray Spectrometer (APXS) | Statement: [MER-B, scientificInstrument, Alpha Particle X-ray Spectrometer (APXS)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alpha Particle X-ray Spectrometer (APXS) Context triple: [MER-B, scientificInstrument, Alpha Particle X-ray Spectrometer (APXS)]
-
A.
APXS (Alpha Particle X-ray Spectrometer)
chosen
The APXS (Alpha Particle X-ray Spectrometer) is a scientific instrument used on Mars rovers to determine the elemental composition of rocks and soil by bombarding them with alpha particles and X-rays and analyzing the emitted spectra.
-
B.
Gamma-Ray and Neutron Spectrometer
The Gamma-Ray and Neutron Spectrometer is a scientific instrument designed to measure gamma rays and neutrons to determine the elemental composition of a planetary surface.
-
C.
Miniature Thermal Emission Spectrometer
The Miniature Thermal Emission Spectrometer is a compact infrared instrument used on NASA’s Mars Exploration Rovers to analyze the mineral composition and thermal properties of Martian rocks and soil.
-
D.
SuperCam
SuperCam is a remote-sensing instrument on NASA's Perseverance Mars rover that uses lasers, cameras, and spectrometers to analyze the composition of Martian rocks and soil from a distance.
-
E.
Chemistry and Mineralogy instrument
The Chemistry and Mineralogy (CheMin) instrument is a key analytical tool on NASA’s Curiosity Mars rover that identifies and quantifies the minerals in Martian rocks and soil using X-ray diffraction and fluorescence.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d8e8d460d88190abf0591c5c9d2b0c |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e61a6075a88190aed7afa3b8fd3021 |
completed | April 20, 2026, 12:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a072422e01481908d0e6233017be7f6 |
completed | May 15, 2026, 1:48 p.m. |
Created at: April 10, 2026, 1:35 p.m.