Triple

T6592781
Position Surface form Disambiguated ID Type / Status
Subject Mimas E148401 entity
Predicate surfaceFeature P5378 FINISHED
Object Herschel crater
Herschel crater is a massive, prominent impact crater dominating one hemisphere of Saturn’s moon Mimas, giving the moon its characteristic “Death Star”-like appearance.
E603456 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: Herschel crater | Statement: [Mimas, surfaceFeature, Herschel crater]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Herschel crater
Context triple: [Mimas, surfaceFeature, Herschel crater]
  • A. Eddington crater
    Eddington crater is a large, lava-flooded lunar impact feature on the Moon’s near side, notable for its heavily eroded rim and partially submerged floor.
  • B. Endeavour Crater
    Endeavour Crater is a large impact crater on Mars extensively studied by NASA’s Opportunity rover for its ancient geological and potentially habitable environments.
  • C. 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.
  • D. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • E. Roche crater
    Roche crater is a prominent impact feature on Mars’s moon Phobos, named after the French astronomer Édouard Roche.
  • 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: Herschel crater
Triple: [Mimas, surfaceFeature, Herschel crater]
Generated description
Herschel crater is a massive, prominent impact crater dominating one hemisphere of Saturn’s moon Mimas, giving the moon its characteristic “Death Star”-like appearance.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Herschel crater
Target entity description: Herschel crater is a massive, prominent impact crater dominating one hemisphere of Saturn’s moon Mimas, giving the moon its characteristic “Death Star”-like appearance.
  • A. Eddington crater
    Eddington crater is a large, lava-flooded lunar impact feature on the Moon’s near side, notable for its heavily eroded rim and partially submerged floor.
  • B. Endeavour Crater
    Endeavour Crater is a large impact crater on Mars extensively studied by NASA’s Opportunity rover for its ancient geological and potentially habitable environments.
  • C. 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.
  • D. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • E. Roche crater
    Roche crater is a prominent impact feature on Mars’s moon Phobos, named after the French astronomer Édouard Roche.
  • 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_69c687e7b8688190811ffee72e096468 completed March 27, 2026, 1:36 p.m.
NER Named-entity recognition batch_69c6aecf50ac81909cb9960c8265a7ea completed March 27, 2026, 4:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6d57bde388190919ff6820e1b9610 completed March 27, 2026, 7:07 p.m.
NEDg Description generation batch_69c6d6adc8c88190aa4ed066a2c99657 completed March 27, 2026, 7:12 p.m.
NED2 Entity disambiguation (via description) batch_69c6d8486534819080b75cad9cc32276 completed March 27, 2026, 7:19 p.m.
Created at: March 27, 2026, 1:55 p.m.