Triple

T6837314
Position Surface form Disambiguated ID Type / Status
Subject William Lassell E157481 entity
Predicate hasNamesake P6111 FINISHED
Object Lassell crater on Mars
Lassell crater on Mars is an impact crater named in honor of British astronomer William Lassell, known for his discoveries of several planetary moons.
 E623146 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: Lassell crater on Mars | Statement: [William Lassell, hasNamesake, Lassell crater on Mars]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lassell crater on Mars
Context triple: [William Lassell, hasNamesake, Lassell crater on Mars]
  • A. Hale crater on Mars
    Hale crater on Mars is a large impact crater named after American solar astronomer George Ellery Hale, notable for its complex geology and evidence of past water-related activity.
  • B. 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.
  • C. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • D. Stickney crater
    Stickney crater is the largest and most prominent impact crater on Mars's moon Phobos, dominating much of its small surface.
  • E. Lassell crater on the Moon
    Lassell crater on the Moon is a lunar impact crater named in honor of the 19th-century English astronomer William Lassell, known for his discoveries of several planetary moons.
  • 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: Lassell crater on Mars
Triple: [William Lassell, hasNamesake, Lassell crater on Mars]
Generated description
Lassell crater on Mars is an impact crater named in honor of British astronomer William Lassell, known for his discoveries of several planetary moons.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lassell crater on Mars
Target entity description: Lassell crater on Mars is an impact crater named in honor of British astronomer William Lassell, known for his discoveries of several planetary moons.
  • A. Hale crater on Mars
    Hale crater on Mars is a large impact crater named after American solar astronomer George Ellery Hale, notable for its complex geology and evidence of past water-related activity.
  • B. 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.
  • C. Pavlov crater
    Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
  • D. Stickney crater
    Stickney crater is the largest and most prominent impact crater on Mars's moon Phobos, dominating much of its small surface.
  • E. Lassell crater on the Moon
    Lassell crater on the Moon is a lunar impact crater named in honor of the 19th-century English astronomer William Lassell, known for his discoveries of several planetary moons.
  • 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_69c6882c53608190b99aebef079b23bd completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d67db4008190b86b497bf6f0c73a completed March 27, 2026, 7:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69c72fb02e0c8190ae1514875e03208a completed March 28, 2026, 1:32 a.m.
NEDg Description generation batch_69c7311ca4a081908ec2b1d0096b021f completed March 28, 2026, 1:38 a.m.
NED2 Entity disambiguation (via description) batch_69c7316a9cc081908c088725cb7626e8 completed March 28, 2026, 1:39 a.m.
Created at: March 27, 2026, 2:19 p.m.