Triple

T16097521
Position Surface form Disambiguated ID Type / Status
Subject Jeopardy! E390524 entity
Predicate notableHostTenure P121888 FINISHED
Object Alex Trebek hosted from 1984 to 2020
Alex Trebek hosted from 1984 to 2020 is the iconic longtime host of the American television quiz show "Jeopardy!", renowned for his calm demeanor, wit, and encyclopedic presence.
E1194514 NE FINISHED

How this triple was built (5 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: Alex Trebek hosted from 1984 to 2020 | Statement: [Jeopardy!, notableHostTenure, Alex Trebek hosted from 1984 to 2020]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Alex Trebek hosted from 1984 to 2020
Context triple: [Jeopardy!, notableHostTenure, Alex Trebek hosted from 1984 to 2020]
  • A. Ken Jennings
    Ken Jennings is an American game show contestant and author best known for his record-breaking winning streak on the quiz show "Jeopardy!"
  • B. Tom Bergeron
    Tom Bergeron is an American television personality best known as the longtime host of shows like "America's Funniest Home Videos" and the U.S. version of "Dancing with the Stars."
  • C. Tom Snyder
    Tom Snyder was an American television personality and pioneering late-night talk show host known for his in-depth, conversational interview style on programs like "Tomorrow" and "The Late Late Show."
  • D. Pat Sajak
    Pat Sajak is an American television personality and game show host best known for hosting the long-running game show "Wheel of Fortune."
  • E. Bob Barker
    Bob Barker was a longtime American television game show host best known for hosting "The Price Is Right" for decades and for his advocacy of animal rights.
  • 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: Alex Trebek hosted from 1984 to 2020
Triple: [Jeopardy!, notableHostTenure, Alex Trebek hosted from 1984 to 2020]
Generated description
Alex Trebek hosted from 1984 to 2020 is the iconic longtime host of the American television quiz show "Jeopardy!", renowned for his calm demeanor, wit, and encyclopedic presence.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Alex Trebek hosted from 1984 to 2020
Target entity description: Alex Trebek hosted from 1984 to 2020 is the iconic longtime host of the American television quiz show "Jeopardy!", renowned for his calm demeanor, wit, and encyclopedic presence.
  • A. Ken Jennings
    Ken Jennings is an American game show contestant and author best known for his record-breaking winning streak on the quiz show "Jeopardy!"
  • B. Tom Bergeron
    Tom Bergeron is an American television personality best known as the longtime host of shows like "America's Funniest Home Videos" and the U.S. version of "Dancing with the Stars."
  • C. Tom Snyder
    Tom Snyder was an American television personality and pioneering late-night talk show host known for his in-depth, conversational interview style on programs like "Tomorrow" and "The Late Late Show."
  • D. Pat Sajak
    Pat Sajak is an American television personality and game show host best known for hosting the long-running game show "Wheel of Fortune."
  • E. Bob Barker
    Bob Barker was a longtime American television game show host best known for hosting "The Price Is Right" for decades and for his advocacy of animal rights.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: notableHostTenure
Context triple: [Jeopardy!, notableHostTenure, Alex Trebek hosted from 1984 to 2020]
  • A. notableDriverTenure
    Indicates that an individual had a significant or distinguished period serving as a driver for a particular entity or organization.
  • B. notableYearForHost
    Indicates the specific year in which a particular host is notably associated with an event, role, or activity.
  • C. notableOfficePeriod
    Indicates that an entity held a particular office or position during a specified time period.
  • D. notableHolder
    Indicates that a person or entity is a distinguished or prominent holder of a particular position, title, or role.
  • E. teamTenure
    Indicates the duration or length of time an entity has been part of a particular team.
  • F. None of above. chosen

Provenance (7 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_69d87f198bc48190a8b7e53ca15b7ead completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e1ff6551a48190afb7e0c61e22b541 completed April 17, 2026, 9:37 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffeb9b3e708190be822f7ed588c9da completed May 10, 2026, 2:21 a.m.
NEDg Description generation batch_69ffec7d0b188190805a471ed3a97eb5 completed May 10, 2026, 2:25 a.m.
NED2 Entity disambiguation (via description) batch_69ffed254d8c81909e0d86621c7792cb completed May 10, 2026, 2:27 a.m.
PD Predicate disambiguation batch_69e182804208819087f35307cd6e4103 completed April 17, 2026, 12:44 a.m.
PDg Predicate description generation batch_69e1ff5cd7e481908a29214139a3de2e completed April 17, 2026, 9:37 a.m.
Created at: April 10, 2026, 4:59 a.m.