Triple

T942748
Position Surface form Disambiguated ID Type / Status
Subject Pluto E20342 entity
Predicate discoveredBy P412 FINISHED
Object Clyde Tombaugh
Clyde Tombaugh was an American astronomer best known for discovering the dwarf planet Pluto in 1930.
 E110982 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: Clyde Tombaugh | Statement: [Pluto, discoveredBy, Clyde Tombaugh]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Clyde Tombaugh
Context triple: [Pluto, discoveredBy, Clyde Tombaugh]
  • A. 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.
  • B. James Edward Keeler
    James Edward Keeler was an American astronomer noted for his pioneering spectroscopic studies of Saturn’s rings and for his influential role in late 19th-century astrophysical research.
  • C. James A. Van Allen
    James A. Van Allen was an American space scientist best known for discovering the Earth's radiation belts, now called the Van Allen belts, and for his pioneering work in early space exploration missions.
  • D. Nicholas Sagan
    Nicholas Sagan is the son of science communicator Ann Druyan and famed astronomer Carl Sagan.
  • E. Michael E. Brown
    Michael E. Brown is an American astronomer known for his discoveries of distant trans-Neptunian objects that reshaped the definition of planets in our solar system.
  • 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: Clyde Tombaugh
Triple: [Pluto, discoveredBy, Clyde Tombaugh]
Generated description
Clyde Tombaugh was an American astronomer best known for discovering the dwarf planet Pluto in 1930.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Clyde Tombaugh
Target entity description: Clyde Tombaugh was an American astronomer best known for discovering the dwarf planet Pluto in 1930.
  • A. 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.
  • B. James Edward Keeler
    James Edward Keeler was an American astronomer noted for his pioneering spectroscopic studies of Saturn’s rings and for his influential role in late 19th-century astrophysical research.
  • C. James A. Van Allen
    James A. Van Allen was an American space scientist best known for discovering the Earth's radiation belts, now called the Van Allen belts, and for his pioneering work in early space exploration missions.
  • D. Nicholas Sagan
    Nicholas Sagan is the son of science communicator Ann Druyan and famed astronomer Carl Sagan.
  • E. Michael E. Brown
    Michael E. Brown is an American astronomer known for his discoveries of distant trans-Neptunian objects that reshaped the definition of planets in our solar system.
  • 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_69a493b0270c81909e6c9ce310f6aa55 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b3a1a4888190997adf56eb761431 completed March 1, 2026, 9:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a826e585208190bf477bf78d162e84 completed March 4, 2026, 12:34 p.m.
NEDg Description generation batch_69a83365d590819085d8e92c1a69aa10 completed March 4, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_69a834268c388190ac725f48be8f8ea6 completed March 4, 2026, 1:31 p.m.
Created at: March 1, 2026, 7:40 p.m.