Triple

T21872168
Position Surface form Disambiguated ID Type / Status
Subject The Syn E540032 entity
Predicate memberRole P11687 FINISHED
Object Andrew Jackman – keyboards — NE NERFINISHED

How this triple was built (3 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: Andrew Jackman – keyboards | Statement: [The Syn, memberRole, Andrew Jackman – keyboards]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Andrew Jackman – keyboards
Context triple: [The Syn, memberRole, Andrew Jackman – keyboards]
  • A. Brian Johnston – keyboards
    Brian Johnston is a keyboardist best known for his work with the doom metal band Trouble.
  • B. Jordan Rudess – keyboards
    Jordan Rudess is an American keyboardist and composer best known as the longtime virtuoso keyboard player for the progressive metal band Dream Theater.
  • C. Geddy Lee – keyboards
    Geddy Lee is a Canadian musician best known as the lead vocalist, bassist, and keyboardist of the progressive rock band Rush.
  • D. Roger Joseph Manning Jr. – keyboards and vocals
    Roger Joseph Manning Jr. is an American keyboardist, vocalist, and songwriter best known as a founding member of the power pop band Jellyfish and for his extensive session and solo work.
  • E. Reese Wynans – keyboards
    Reese Wynans is an American keyboardist best known for his work with Stevie Ray Vaughan & Double Trouble, contributing Hammond organ and piano to their influential blues-rock sound.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Andrew Jackman – keyboards
Target entity description: Andrew Jackman – keyboards was a British keyboardist and arranger best known for his work in the 1960s progressive rock band The Syn and later collaborations with artists like Chris Squire.
  • A. Brian Johnston – keyboards
    Brian Johnston is a keyboardist best known for his work with the doom metal band Trouble.
  • B. Jordan Rudess – keyboards
    Jordan Rudess is an American keyboardist and composer best known as the longtime virtuoso keyboard player for the progressive metal band Dream Theater.
  • C. Geddy Lee – keyboards
    Geddy Lee is a Canadian musician best known as the lead vocalist, bassist, and keyboardist of the progressive rock band Rush.
  • D. Roger Joseph Manning Jr. – keyboards and vocals
    Roger Joseph Manning Jr. is an American keyboardist, vocalist, and songwriter best known as a founding member of the power pop band Jellyfish and for his extensive session and solo work.
  • E. Reese Wynans – keyboards
    Reese Wynans is an American keyboardist best known for his work with Stevie Ray Vaughan & Double Trouble, contributing Hammond organ and piano to their influential blues-rock sound.
  • F. None of above. chosen

Provenance (2 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_69e0c478f59081909d54302b57fc1ce3 completed April 16, 2026, 11:14 a.m.
NER Named-entity recognition batch_69f0f3368d488190a37224b587858ab0 completed April 28, 2026, 5:49 p.m.
Created at: April 16, 2026, 6:59 p.m.