Triple

T19558507
Position Surface form Disambiguated ID Type / Status
Subject Vesto Melvin Slipher E489378 entity
Predicate sibling P363 FINISHED
Object Earl C. Slipher — NE NERFINISHED

How this triple was built (3 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: Earl C. Slipher | Statement: [Vesto Melvin Slipher, sibling, Earl C. Slipher]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Earl C. Slipher
Context triple: [Vesto Melvin Slipher, sibling, Earl C. Slipher]
  • A. Vesto Melvin Slipher
    Vesto Melvin Slipher was an American astronomer best known for his pioneering measurements of galaxy redshifts, which provided early evidence for the expansion of the universe.
  • B. Edward Charles Pickering
    Edward Charles Pickering was a pioneering American astronomer and longtime director of the Harvard College Observatory, known for his major contributions to stellar spectroscopy and the classification of stars.
  • C. George Willis Ritchey
    George Willis Ritchey was an American optician and telescope designer renowned for pioneering advanced reflecting telescope technologies in the early 20th century.
  • D. Heber Doust Curtis
    Heber Doust Curtis was an American astronomer best known for his role in the 1920 "Great Debate" over the nature of spiral nebulae and the scale of the universe.
  • E. Milton Humason
    Milton Humason was an American astronomer who, despite lacking formal education, became a key collaborator of Edwin Hubble and made crucial spectroscopic observations that helped establish the evidence for the expanding universe.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Earl C. Slipher
Target entity description: Earl C. Slipher was an American astronomer known for his extensive photographic studies of Mars and other planets in the early 20th century.
  • A. Vesto Melvin Slipher chosen
    Vesto Melvin Slipher was an American astronomer best known for his pioneering measurements of galaxy redshifts, which provided early evidence for the expansion of the universe.
  • B. Edward Charles Pickering
    Edward Charles Pickering was a pioneering American astronomer and longtime director of the Harvard College Observatory, known for his major contributions to stellar spectroscopy and the classification of stars.
  • C. George Willis Ritchey
    George Willis Ritchey was an American optician and telescope designer renowned for pioneering advanced reflecting telescope technologies in the early 20th century.
  • D. Heber Doust Curtis
    Heber Doust Curtis was an American astronomer best known for his role in the 1920 "Great Debate" over the nature of spiral nebulae and the scale of the universe.
  • E. Milton Humason
    Milton Humason was an American astronomer who, despite lacking formal education, became a key collaborator of Edwin Hubble and made crucial spectroscopic observations that helped establish the evidence for the expanding universe.
  • F. None of above.

Provenance (2 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_69d8e8dc5d8c8190a6d7bd8864f43ca0 completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e63f723d5081909553a4363b579a6b completed April 20, 2026, 3 p.m.
Created at: April 10, 2026, 1:42 p.m.