Triple

T6218256
Position Surface form Disambiguated ID Type / Status
Subject Ron "Pigpen" McKernan E139045 entity
Predicate fullName P16 FINISHED
Object Ronald Charles McKernan
Ronald Charles McKernan, better known as "Pigpen," was an American musician and founding member of the Grateful Dead, recognized for his blues-influenced vocals, harmonica, and keyboard playing.
 E588759 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: Ronald Charles McKernan | Statement: [Ron "Pigpen" McKernan, fullName, Ronald Charles McKernan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ronald Charles McKernan
Context triple: [Ron "Pigpen" McKernan, fullName, Ronald Charles McKernan]
  • A. Ned Beatty
    Ned Beatty was an acclaimed American character actor known for his powerful supporting roles in films such as "Deliverance," "Network," and "Superman."
  • B. Eric Roberts
    Eric Roberts is an American actor known for his prolific film and television career, including an iconic turn as the villainous Time Lord known as the Master in the 1996 Doctor Who TV movie.
  • C. David Hennings
    David Hennings is a film cinematographer known for his work on major studio comedies and other feature films, including "Horrible Bosses."
  • D. Fred Ward
    Fred Ward was an American character actor known for his rugged, everyman roles in films such as "Tremors," "The Right Stuff," and "Short Cuts."
  • E. Dean Stockwell
    Dean Stockwell was an American actor known for his versatile career from child stardom to acclaimed adult roles in film and television, including his Emmy-nominated performance in "Quantum Leap."
  • 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: Ronald Charles McKernan
Triple: [Ron "Pigpen" McKernan, fullName, Ronald Charles McKernan]
Generated description
Ronald Charles McKernan, better known as "Pigpen," was an American musician and founding member of the Grateful Dead, recognized for his blues-influenced vocals, harmonica, and keyboard playing.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ronald Charles McKernan
Target entity description: Ronald Charles McKernan, better known as "Pigpen," was an American musician and founding member of the Grateful Dead, recognized for his blues-influenced vocals, harmonica, and keyboard playing.
  • A. Ned Beatty
    Ned Beatty was an acclaimed American character actor known for his powerful supporting roles in films such as "Deliverance," "Network," and "Superman."
  • B. Eric Roberts
    Eric Roberts is an American actor known for his prolific film and television career, including an iconic turn as the villainous Time Lord known as the Master in the 1996 Doctor Who TV movie.
  • C. David Hennings
    David Hennings is a film cinematographer known for his work on major studio comedies and other feature films, including "Horrible Bosses."
  • D. Fred Ward
    Fred Ward was an American character actor known for his rugged, everyman roles in films such as "Tremors," "The Right Stuff," and "Short Cuts."
  • E. Dean Stockwell
    Dean Stockwell was an American actor known for his versatile career from child stardom to acclaimed adult roles in film and television, including his Emmy-nominated performance in "Quantum Leap."
  • 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_69c008aecb0c81909984b48f733ce8ae completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c062a481908190a1418d9fcfaf8137 completed March 22, 2026, 9:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69c62d1171788190aa302b54d14e9a5d completed March 27, 2026, 7:09 a.m.
NEDg Description generation batch_69c62ea850c8819097ce9fefe807c0d0 completed March 27, 2026, 7:15 a.m.
NED2 Entity disambiguation (via description) batch_69c62f2c2d5881909e0b70853305dc05 completed March 27, 2026, 7:18 a.m.
Created at: March 22, 2026, 4:21 p.m.