Triple
T16920042
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ares Vallis |
E410421
|
entity |
| Predicate | investigatedByInstrument |
P62028
|
FINISHED |
| Object | Sojourner rover APXS |
E1203686
|
NE FINISHED |
How this triple was built (3 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: Sojourner rover APXS | Statement: [Ares Vallis, investigatedByInstrument, Sojourner rover APXS]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sojourner rover APXS Context triple: [Ares Vallis, investigatedByInstrument, Sojourner rover 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.
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.
-
C.
SAM (Sample Analysis at Mars)
SAM (Sample Analysis at Mars) is a suite of scientific instruments on NASA's Curiosity rover designed to analyze Martian rocks, soil, and atmosphere for their chemical and isotopic composition, including potential organic compounds.
-
D.
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.
-
E.
MAHLI
MAHLI is a high-resolution, focusable color camera on NASA's Curiosity rover used to capture detailed close-up images of Martian rocks, soil, and textures for geological analysis.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: investigatedByInstrument Context triple: [Ares Vallis, investigatedByInstrument, Sojourner rover APXS]
-
A.
investigatedBy
Indicates that an entity is the subject of an investigation carried out by another entity.
-
B.
formedByInstrument
Indicates that something is created, produced, or brought into existence through the use or action of a specific instrument or tool.
-
C.
investigatedUsing
chosen
Indicates that an investigation, study, or analysis was carried out by means of a specified method, tool, or resource.
-
D.
investigatedAt
Indicates that an investigation into an entity or event took place at a specific location or facility.
-
E.
usesInstrument
Indicates that an agent performs an action by employing a specific instrument or tool as the means to carry it out.
- F. None of above.
Provenance (4 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_69d886c7b1e481908c3766dfa8c13458 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3cded2f8481909a20cc08b47e922e |
completed | April 18, 2026, 6:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00c7c2c9cc8190b6d59d0a8edd078d |
completed | May 10, 2026, 6 p.m. |
| PD | Predicate disambiguation | batch_69e32b982f548190b08414d55810de19 |
completed | April 18, 2026, 6:58 a.m. |
Created at: April 10, 2026, 5:30 a.m.