Triple

T16921808
Position Surface form Disambiguated ID Type / Status
Subject Mars rovers E410459 entity
Predicate includes P1393 FINISHED
Object PrOP-M
PrOP-M was a small Soviet experimental Mars rover designed in the early 1970s to test autonomous obstacle-avoidance on the Martian surface.
 E1241849 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: PrOP-M | Statement: [Mars rovers, includes, PrOP-M]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: PrOP-M
Context triple: [Mars rovers, includes, PrOP-M]
  • A. POPRC
    POPRC is an expert scientific committee under the Stockholm Convention that evaluates and recommends actions on chemicals identified as persistent organic pollutants.
  • B. PR-2
    PR-2 is a major highway in Puerto Rico that runs along much of the island’s northern and western coasts, connecting several key cities and regions.
  • C. PROP
    PROP is the acronym for the NCAA Playing Rules Oversight Panel, the body responsible for approving and overseeing playing rules across NCAA sports.
  • D. PRO
    PRO is the Professional Referee Organization that manages and develops professional soccer match officials in the United States and Canada.
  • E. Proz
    Proz is a musical artist known for contributing featured vocals to the track "Birth of a Prince."
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: PrOP-M
Target entity description: PrOP-M was a small Soviet experimental Mars rover designed in the early 1970s to test autonomous obstacle-avoidance on the Martian surface.
  • A. POPRC
    POPRC is an expert scientific committee under the Stockholm Convention that evaluates and recommends actions on chemicals identified as persistent organic pollutants.
  • B. PR-2
    PR-2 is a major highway in Puerto Rico that runs along much of the island’s northern and western coasts, connecting several key cities and regions.
  • C. PROP
    PROP is the acronym for the NCAA Playing Rules Oversight Panel, the body responsible for approving and overseeing playing rules across NCAA sports.
  • D. PRO
    PRO is the Professional Referee Organization that manages and develops professional soccer match officials in the United States and Canada.
  • E. Proz
    Proz is a musical artist known for contributing featured vocals to the track "Birth of a Prince."
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: PrOP-M
Triple: [Mars rovers, includes, PrOP-M]
Generated description
PrOP-M was a small Soviet experimental Mars rover designed in the early 1970s to test autonomous obstacle-avoidance on the Martian surface.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d886c7b1e481908c3766dfa8c13458 elicitation completed
NER batch_69e3cdef7df881908b69aa3c4f50ef94 ner completed
NED1 batch_6a00cfd3c488819089e3791c7e704baf ned_source_triple completed
NED2 batch_6a00d1e024e88190bfcb50b42f37949b ned_description completed
NEDg batch_6a00d0e1650881909eacc90cf99787f4 nedg completed
Created at: April 10, 2026, 5:30 a.m.