Triple

T6042814
Position Surface form Disambiguated ID Type / Status
Subject Mare Tranquillitatis E134588 entity
Predicate containsCrater P6354 FINISHED
Object Maskelyne
Maskelyne is a lunar impact crater located on the Moon's near side within the Mare Tranquillitatis region.
 E563132 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: Maskelyne | Statement: [Mare Tranquillitatis, containsCrater, Maskelyne]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Maskelyne
Context triple: [Mare Tranquillitatis, containsCrater, Maskelyne]
  • A. Nevil Maskelyne
    Nevil Maskelyne was an 18th-century British astronomer best known for improving navigation at sea through his work on the Nautical Almanac and for conducting the famous Schiehallion experiment to measure Earth's density.
  • B. Margaret Maskelyne
    Margaret Maskelyne was the wife of British colonial figure Robert Clive and a member of a prominent 18th-century English family that included the Astronomer Royal Nevil Maskelyne.
  • C. William Marsden
    William Marsden was a prominent 19th-century British surgeon and medical philanthropist who founded both the Royal Free Hospital and the Royal Marsden Hospital in London.
  • D. Michell
    Michell is a given name and surname that functions as a variant spelling of Mitchell.
  • E. Hutton
    Hutton is a surname most notably associated with American actor Timothy Hutton, known for his Academy Award–winning performance in "Ordinary People."
  • 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: Maskelyne
Triple: [Mare Tranquillitatis, containsCrater, Maskelyne]
Generated description
Maskelyne is a lunar impact crater located on the Moon's near side within the Mare Tranquillitatis region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Maskelyne
Target entity description: Maskelyne is a lunar impact crater located on the Moon's near side within the Mare Tranquillitatis region.
  • A. Nevil Maskelyne
    Nevil Maskelyne was an 18th-century British astronomer best known for improving navigation at sea through his work on the Nautical Almanac and for conducting the famous Schiehallion experiment to measure Earth's density.
  • B. Margaret Maskelyne
    Margaret Maskelyne was the wife of British colonial figure Robert Clive and a member of a prominent 18th-century English family that included the Astronomer Royal Nevil Maskelyne.
  • C. William Marsden
    William Marsden was a prominent 19th-century British surgeon and medical philanthropist who founded both the Royal Free Hospital and the Royal Marsden Hospital in London.
  • D. Michell
    Michell is a given name and surname that functions as a variant spelling of Mitchell.
  • E. Hutton
    Hutton is a surname most notably associated with American actor Timothy Hutton, known for his Academy Award–winning performance in "Ordinary People."
  • 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_69c00876a69881908088a2626d3b2666 completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c056e108fc81908775d176ff960fad completed March 22, 2026, 8:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69c1139b44888190bfa12d19e99ee673 completed March 23, 2026, 10:19 a.m.
NEDg Description generation batch_69c11449a00081908e8e91790079da93 completed March 23, 2026, 10:22 a.m.
NED2 Entity disambiguation (via description) batch_69c114c85c0c8190934adc20ddd1898f completed March 23, 2026, 10:24 a.m.
Created at: March 22, 2026, 4:08 p.m.