Triple

T4943269
Position Surface form Disambiguated ID Type / Status
Subject Charon E110986 entity
Predicate hasFeature P182 FINISHED
Object Vulcan Planum
Vulcan Planum is a vast, relatively smooth and geologically young plain on Pluto’s moon Charon, likely formed by cryovolcanic or tectonic resurfacing.
E489480 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: Vulcan Planum | Statement: [Charon, hasFeature, Vulcan Planum]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Vulcan Planum
Context triple: [Charon, hasFeature, Vulcan Planum]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Oberon Plateau
    Oberon Plateau is a prominent elevated region on Oberon, one of Uranus’s major icy moons, characterized by its rugged, heavily cratered terrain.
  • E. Utopia Planitia
    Utopia Planitia is a vast plain in Mars’ northern lowlands, notable as a major landing region for multiple Mars missions.
  • 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: Vulcan Planum
Triple: [Charon, hasFeature, Vulcan Planum]
Generated description
Vulcan Planum is a vast, relatively smooth and geologically young plain on Pluto’s moon Charon, likely formed by cryovolcanic or tectonic resurfacing.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Vulcan Planum
Target entity description: Vulcan Planum is a vast, relatively smooth and geologically young plain on Pluto’s moon Charon, likely formed by cryovolcanic or tectonic resurfacing.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. Oberon Plateau
    Oberon Plateau is a prominent elevated region on Oberon, one of Uranus’s major icy moons, characterized by its rugged, heavily cratered terrain.
  • E. Utopia Planitia
    Utopia Planitia is a vast plain in Mars’ northern lowlands, notable as a major landing region for multiple Mars missions.
  • 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_69bd441721cc819085c7e33fe0876818 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd70a7650c8190b046b65072fd8eae completed March 20, 2026, 4:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69bea46996c481908ec7b783ac9a20b1 completed March 21, 2026, 2 p.m.
NEDg Description generation batch_69bea4f9487c8190a4b16dabd6cb7117 completed March 21, 2026, 2:02 p.m.
NED2 Entity disambiguation (via description) batch_69bea5654dc08190b52b633167cdd5bb completed March 21, 2026, 2:04 p.m.
Created at: March 20, 2026, 1:31 p.m.