Triple
T16920200
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sojourner |
E410424
|
entity |
| Predicate | landingSite |
P2462
|
FINISHED |
| Object | Mars Pathfinder landing site |
E86305
|
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: Mars Pathfinder landing site | Statement: [Sojourner, landingSite, Mars Pathfinder landing site]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mars Pathfinder landing site Context triple: [Sojourner, landingSite, Mars Pathfinder landing site]
-
A.
Mars Pathfinder
chosen
Mars Pathfinder was a NASA mission that successfully landed a stationary base and the Sojourner rover on Mars in 1997, demonstrating innovative low-cost technologies for planetary exploration.
-
B.
Phoenix lander
The Phoenix lander was a NASA spacecraft that successfully touched down in Mars’ polar region in 2008 to study the planet’s water ice and soil chemistry in search of habitable conditions.
-
C.
Columbia Hills on Mars
Columbia Hills on Mars is a range of hills within Gusev Crater explored by NASA’s Spirit rover, named in honor of the Space Shuttle Columbia and its crew.
-
D.
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.
-
E.
Apollo 15 landing site
The Apollo 15 landing site is the area on the Moon where NASA’s 1971 Apollo 15 mission touched down near the Hadley Rille and Apennine Mountains to conduct advanced scientific exploration and rover-based surface operations.
- 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_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_6a00cfd3c488819089e3791c7e704baf |
completed | May 10, 2026, 6:34 p.m. |
Created at: April 10, 2026, 5:30 a.m.