Triple

T16894270
Position Surface form Disambiguated ID Type / Status
Subject Pliva Vallis E424256 entity
Predicate studiedInContextOf P5064 FINISHED
Object Mars 2020 Perseverance rover landing site
The Mars 2020 Perseverance rover landing site is a carefully selected region within Jezero Crater on Mars, chosen for its ancient lake and river delta deposits that may preserve signs of past microbial life.
 E1239977 NE FINISHED

How this triple was built (4 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 2020 Perseverance rover landing site | Statement: [Pliva Vallis, studiedInContextOf, Mars 2020 Perseverance rover landing site]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mars 2020 Perseverance rover landing site
Context triple: [Pliva Vallis, studiedInContextOf, Mars 2020 Perseverance rover landing site]
  • A. Mars 2020
    Mars 2020 is a NASA Mars exploration mission focused on astrobiology, geological studies, and sample caching, carried out by the Perseverance rover and the Ingenuity helicopter.
  • B. Perseverance rover
    Perseverance rover is NASA's Mars rover designed to search for signs of ancient life, collect rock and soil samples, and test new technologies for future human exploration of the Red Planet.
  • C. Atlas V 541 (via Perseverance rover)
    Atlas V 541 (via Perseverance rover) is a heavy-lift configuration of United Launch Alliance’s Atlas V rocket that was used to launch NASA’s Mars 2020 mission carrying the Perseverance rover to Mars.
  • D. Mars Sample Return campaign
    The Mars Sample Return campaign is a multi-mission NASA–ESA initiative to collect Martian rock and soil samples and return them to Earth for detailed laboratory analysis.
  • 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. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Mars 2020 Perseverance rover landing site
Triple: [Pliva Vallis, studiedInContextOf, Mars 2020 Perseverance rover landing site]
Generated description
The Mars 2020 Perseverance rover landing site is a carefully selected region within Jezero Crater on Mars, chosen for its ancient lake and river delta deposits that may preserve signs of past microbial life.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mars 2020 Perseverance rover landing site
Target entity description: The Mars 2020 Perseverance rover landing site is a carefully selected region within Jezero Crater on Mars, chosen for its ancient lake and river delta deposits that may preserve signs of past microbial life.
  • A. Mars 2020
    Mars 2020 is a NASA Mars exploration mission focused on astrobiology, geological studies, and sample caching, carried out by the Perseverance rover and the Ingenuity helicopter.
  • B. Perseverance rover
    Perseverance rover is NASA's Mars rover designed to search for signs of ancient life, collect rock and soil samples, and test new technologies for future human exploration of the Red Planet.
  • C. Atlas V 541 (via Perseverance rover)
    Atlas V 541 (via Perseverance rover) is a heavy-lift configuration of United Launch Alliance’s Atlas V rocket that was used to launch NASA’s Mars 2020 mission carrying the Perseverance rover to Mars.
  • D. Mars Sample Return campaign
    The Mars Sample Return campaign is a multi-mission NASA–ESA initiative to collect Martian rock and soil samples and return them to Earth for detailed laboratory analysis.
  • 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. chosen

Provenance (5 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_69d889da3e8c8190a2b118f383f0beac completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e3c8d6bfc88190b6b47b89c1135871 completed April 18, 2026, 6:09 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00c7aa83bc8190832d2f3903ce0081 completed May 10, 2026, 6 p.m.
NEDg Description generation batch_6a00c8b9e4888190b25dd3256fc13dd1 completed May 10, 2026, 6:04 p.m.
NED2 Entity disambiguation (via description) batch_6a00c9672ab881909770b4fe551ec622 completed May 10, 2026, 6:07 p.m.
Created at: April 10, 2026, 5:29 a.m.