Triple

T58915
Position Surface form Disambiguated ID Type / Status
Subject Rogers Commission investigation of the Space Shuttle Challenger disaster E1166 entity
Predicate hasNotableEvent P259 FINISHED
Object Feynman O-ring ice water demonstration
The Feynman O-ring ice water demonstration was a televised experiment by physicist Richard Feynman during the Challenger disaster investigation, vividly showing how cold temperatures compromised the shuttle’s O-ring seals.
E5107 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: Feynman O-ring ice water demonstration | Statement: [Rogers Commission investigation of the Space Shuttle Challenger disaster, hasNotableEvent, Feynman O-ring ice water demonstration]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Feynman O-ring ice water demonstration
Context triple: [Rogers Commission investigation of the Space Shuttle Challenger disaster, hasNotableEvent, Feynman O-ring ice water demonstration]
  • A. Feynman sprinkler problem
    The Feynman sprinkler problem is a famous physics thought experiment that examines how a submerged, water-aspirating sprinkler would move, highlighting subtleties in fluid dynamics and momentum conservation.
  • B. Feynman Lectures on Physics
    Feynman Lectures on Physics is a renowned three-volume introductory physics textbook based on Richard Feynman’s legendary Caltech lectures, celebrated for its clarity, depth, and engaging style.
  • C. On the Motion of Small Particles Suspended in Liquids at Rest Required by the Molecular-Kinetic Theory of Heat
    "On the Motion of Small Particles Suspended in Liquids at Rest Required by the Molecular-Kinetic Theory of Heat" is Albert Einstein’s 1905 paper that provided a theoretical explanation of Brownian motion, offering strong evidence for the existence of atoms and molecules.
  • D. Cloud Gate
    Cloud Gate is a famous stainless-steel public sculpture by artist Anish Kapoor, known for its reflective, bean-like shape and prominence in Chicago’s Millennium Park.
  • E. Unitary Plan Wind Tunnel
    The Unitary Plan Wind Tunnel is a major high-speed aerodynamic testing facility at NASA’s Ames Research Center used to evaluate aircraft and spacecraft designs.
  • 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: Feynman O-ring ice water demonstration
Triple: [Rogers Commission investigation of the Space Shuttle Challenger disaster, hasNotableEvent, Feynman O-ring ice water demonstration]
Generated description
The Feynman O-ring ice water demonstration was a televised experiment by physicist Richard Feynman during the Challenger disaster investigation, vividly showing how cold temperatures compromised the shuttle’s O-ring seals.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Feynman O-ring ice water demonstration
Target entity description: The Feynman O-ring ice water demonstration was a televised experiment by physicist Richard Feynman during the Challenger disaster investigation, vividly showing how cold temperatures compromised the shuttle’s O-ring seals.
  • A. Feynman sprinkler problem
    The Feynman sprinkler problem is a famous physics thought experiment that examines how a submerged, water-aspirating sprinkler would move, highlighting subtleties in fluid dynamics and momentum conservation.
  • B. Ames Research Center 80-by-120-Foot Wind Tunnel
    The Ames Research Center 80-by-120-Foot Wind Tunnel is one of the world’s largest wind tunnels, used primarily for testing full-scale aircraft and aerospace vehicles under controlled aerodynamic conditions.
  • C. Feynman Lectures on Physics
    Feynman Lectures on Physics is a renowned three-volume introductory physics textbook based on Richard Feynman’s legendary Caltech lectures, celebrated for its clarity, depth, and engaging style.
  • D. On the Motion of Small Particles Suspended in Liquids at Rest Required by the Molecular-Kinetic Theory of Heat
    "On the Motion of Small Particles Suspended in Liquids at Rest Required by the Molecular-Kinetic Theory of Heat" is Albert Einstein’s 1905 paper that provided a theoretical explanation of Brownian motion, offering strong evidence for the existence of atoms and molecules.
  • E. Cloud Gate
    Cloud Gate is a famous stainless-steel public sculpture by artist Anish Kapoor, known for its reflective, bean-like shape and prominence in Chicago’s Millennium Park.
  • 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_69a24a552ef88190a0df287d68c65cba completed Feb. 28, 2026, 1:52 a.m.
NER Named-entity recognition batch_69a24ec5f46081909f3ba0b25190282b completed Feb. 28, 2026, 2:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2554a9e70819099ab14df3da5e403 completed Feb. 28, 2026, 2:39 a.m.
NEDg Description generation batch_69a2569d3d008190ad1546d18ba30375 completed Feb. 28, 2026, 2:44 a.m.
NED2 Entity disambiguation (via description) batch_69a2573414808190bbab27e1f48479a5 completed Feb. 28, 2026, 2:47 a.m.
Created at: Feb. 28, 2026, 1:55 a.m.