Triple
T19474089
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Endurance Crater |
E487198
|
entity |
| Predicate | studiedBy |
P1945
|
FINISHED |
| Object | Mars Exploration Rover Opportunity |
—
|
NE NERFINISHED |
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: Mars Exploration Rover Opportunity | Statement: [Endurance Crater, studiedBy, Mars Exploration Rover Opportunity]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mars Exploration Rover Opportunity Context triple: [Endurance Crater, studiedBy, Mars Exploration Rover Opportunity]
-
A.
Opportunity rover
chosen
Opportunity rover was a NASA robotic rover that conducted a long-duration geological and atmospheric exploration mission on the surface of Mars as part of the Mars Exploration Rover program.
-
B.
Mars Exploration Rover mission
The Mars Exploration Rover mission was a NASA program that sent the twin rovers Spirit and Opportunity to Mars to study the planet’s geology and past water activity, achieving far longer and more scientifically productive operations than originally planned.
-
C.
Rover SD1
The Rover SD1 is a British executive fastback car produced in the 1970s and 1980s, known for its modern hatchback design and role as a flagship model for Rover.
-
D.
Spirit rover
Spirit rover was a NASA robotic exploration vehicle that conducted geological studies on the surface of Mars as part of the Mars Exploration Rover mission.
-
E.
Curiosity rover
Curiosity rover is a NASA Mars rover designed to explore the Gale Crater, study the planet’s climate and geology, and assess whether Mars ever had environmental conditions suitable for microbial life.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e8d924388190b847cb15bb3d0aff |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e633ef69508190b0d71ef663ba8977 |
completed | April 20, 2026, 2:10 p.m. |
Created at: April 10, 2026, 1:39 p.m.