Triple

T5051063
Position Surface form Disambiguated ID Type / Status
Subject Phobos E113785 entity
Predicate hasNotableCrater P6354 FINISHED
Object Stickney crater
Stickney crater is the largest and most prominent impact crater on Mars's moon Phobos, dominating much of its small surface.
E492458 NE FINISHED

How this triple was built (5 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: Stickney crater | Statement: [Phobos, hasNotableCrater, Stickney crater]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Stickney crater
Context triple: [Phobos, hasNotableCrater, Stickney crater]
  • A. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • B. Fizeau crater
    Fizeau crater is a large impact crater on the far side of the Moon, named in honor of French physicist Hippolyte Fizeau.
  • C. Endurance Crater
    Endurance Crater is a Martian impact crater on Meridiani Planum that was extensively studied by NASA’s Opportunity rover for insights into the planet’s geologic and aqueous history.
  • D. Occator Crater
    Occator Crater is a prominent impact crater on the dwarf planet Ceres, best known for its bright salt deposits that suggest past subsurface brine activity.
  • E. Ernst Mach crater
    Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
  • 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: Stickney crater
Triple: [Phobos, hasNotableCrater, Stickney crater]
Generated description
Stickney crater is the largest and most prominent impact crater on Mars's moon Phobos, dominating much of its small surface.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Stickney crater
Target entity description: Stickney crater is the largest and most prominent impact crater on Mars's moon Phobos, dominating much of its small surface.
  • A. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • B. Fizeau crater
    Fizeau crater is a large impact crater on the far side of the Moon, named in honor of French physicist Hippolyte Fizeau.
  • C. Endurance Crater
    Endurance Crater is a Martian impact crater on Meridiani Planum that was extensively studied by NASA’s Opportunity rover for insights into the planet’s geologic and aqueous history.
  • D. Occator Crater
    Occator Crater is a prominent impact crater on the dwarf planet Ceres, best known for its bright salt deposits that suggest past subsurface brine activity.
  • E. Ernst Mach crater
    Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasNotableCrater
Context triple: [Phobos, hasNotableCrater, Stickney crater]
  • A. hasSatelliteCrater
    Indicates that one crater is a secondary or subsidiary crater associated with, and typically located near, another primary crater.
  • B. hasCrater chosen
    Indicates that one entity possesses or features a crater on its surface.
  • C. hasHeavilyCrateredSurface
    Indicates that the subject’s surface is densely covered with impact craters, showing extensive cratering relative to typical surfaces.
  • D. hasCraterCount
    Indicates that an entity possesses a specified number of craters.
  • E. hasCraterNamedAfter
    Indicates that a crater is named in honor of a particular person, place, or entity.
  • F. None of above.

Provenance (6 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_69bd443aa1f88190abb992d138f2cf42 completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd7426fc8081908a8227f73168c235 completed March 20, 2026, 4:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69beb0f746788190bf73b8b5069e89cb completed March 21, 2026, 2:53 p.m.
NEDg Description generation batch_69beb32f4364819081d47103fe97a5da completed March 21, 2026, 3:03 p.m.
NED2 Entity disambiguation (via description) batch_69beb39eebd881909618dd628d90f261 completed March 21, 2026, 3:05 p.m.
PD Predicate disambiguation batch_69bd715479f08190933604aebd34414f completed March 20, 2026, 4:09 p.m.
Created at: March 20, 2026, 1:37 p.m.