Triple
T4993975
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Viking 2 |
E112199
|
entity |
| Predicate | landingSite |
P2462
|
FINISHED |
| Object | Utopia Planitia |
E480821
|
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: Utopia Planitia | Statement: [Viking 2, landingSite, Utopia Planitia]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Utopia Planitia Context triple: [Viking 2, landingSite, Utopia Planitia]
-
A.
Utopia Planitia
chosen
Utopia Planitia is a vast plain in Mars’ northern lowlands, notable as a major landing region for multiple Mars missions.
-
B.
Meridiani Planum
Meridiani Planum is a flat, ancient plain on Mars notable for its layered sedimentary rocks and mineral evidence of past water, famously explored by NASA's Opportunity rover.
-
C.
Chryse Planitia
Chryse Planitia is a broad, low-lying plain in Mars’s northern hemisphere that has served as a major landing site for robotic missions exploring the Martian surface.
-
D.
Lunae Planum region
The Lunae Planum region is a broad, relatively smooth volcanic plain on Mars located near the Tharsis rise and shaped by extensive lava flows and tectonic activity.
-
E.
Isidis Planitia region
The Isidis Planitia region is a vast impact basin on Mars that hosts diverse geological features, including the Jezero Crater landing site of NASA’s Perseverance rover.
- 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_69bd4432b32c81909f3b3c6bd10f0653 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd729d3d448190a414a003a75104f6 |
completed | March 20, 2026, 4:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69beb0e72c4c819097ed50db44496bd8 |
completed | March 21, 2026, 2:53 p.m. |
Created at: March 20, 2026, 1:34 p.m.