Triple

T13080246
Position Surface form Disambiguated ID Type / Status
Subject Merry Pranksters E310181 entity
Predicate member P10 FINISHED
Object Roy Sebern
Roy Sebern was an American graphic artist best known for designing the iconic "Further" bus sign for Ken Kesey’s Merry Pranksters during the 1960s counterculture era.
 E1022653 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: Roy Sebern | Statement: [Merry Pranksters, member, Roy Sebern]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Roy Sebern
Context triple: [Merry Pranksters, member, Roy Sebern]
  • A. Allen Bauer
    Allen Bauer is the romantic lead in the 1984 fantasy-comedy film "Splash," where he falls in love with a mysterious mermaid in New York City.
  • B. Greg Abel
    Greg Abel is a Canadian businessman and heir apparent to Warren Buffett as the future leader of Berkshire Hathaway, overseeing the conglomerate’s non-insurance operations.
  • C. Peter Bohren
    Peter Bohren was a 19th-century Swiss mountain guide best known for leading the first successful ascent of the Eiger in the Bernese Alps.
  • D. Lloyd Aldrich
    Lloyd Aldrich was an American civil engineer best known for serving as Los Angeles City Engineer and for his influential work on the city’s freeway and infrastructure development in the mid-20th century.
  • E. Alan Tracy
    Alan Tracy is the youngest member of the Tracy family in the Thunderbirds franchise, known for piloting Thunderbird 3 and often serving as the series’ youthful protagonist.
  • 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: Roy Sebern
Triple: [Merry Pranksters, member, Roy Sebern]
Generated description
Roy Sebern was an American graphic artist best known for designing the iconic "Further" bus sign for Ken Kesey’s Merry Pranksters during the 1960s counterculture era.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Roy Sebern
Target entity description: Roy Sebern was an American graphic artist best known for designing the iconic "Further" bus sign for Ken Kesey’s Merry Pranksters during the 1960s counterculture era.
  • A. Allen Bauer
    Allen Bauer is the romantic lead in the 1984 fantasy-comedy film "Splash," where he falls in love with a mysterious mermaid in New York City.
  • B. Greg Abel
    Greg Abel is a Canadian businessman and heir apparent to Warren Buffett as the future leader of Berkshire Hathaway, overseeing the conglomerate’s non-insurance operations.
  • C. Peter Bohren
    Peter Bohren was a 19th-century Swiss mountain guide best known for leading the first successful ascent of the Eiger in the Bernese Alps.
  • D. Lloyd Aldrich
    Lloyd Aldrich was an American civil engineer best known for serving as Los Angeles City Engineer and for his influential work on the city’s freeway and infrastructure development in the mid-20th century.
  • E. Alan Tracy
    Alan Tracy is the youngest member of the Tracy family in the Thunderbirds franchise, known for piloting Thunderbird 3 and often serving as the series’ youthful protagonist.
  • 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_69d806a733548190989cfd4ce981ca33 completed April 9, 2026, 8:05 p.m.
NER Named-entity recognition batch_69d98119cb7081908b78ffe83ec99851 completed April 10, 2026, 11 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6e272629c8190926dbc9df447b6c4 completed May 3, 2026, 5:51 a.m.
NEDg Description generation batch_69f6e4774f4881908692c2d57158db4a completed May 3, 2026, 6 a.m.
NED2 Entity disambiguation (via description) batch_69f6e5630a5c8190bc17abac3cc6612e completed May 3, 2026, 6:04 a.m.
Created at: April 9, 2026, 9:01 p.m.