Triple

T8788877
Position Surface form Disambiguated ID Type / Status
Subject Rudolf Serkin E209109 entity
Predicate coFounderOf P104 FINISHED
Object Marlboro Music School and Festival E639551 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Marlboro Music School and Festival | Statement: [Rudolf Serkin, coFounderOf, Marlboro Music School and Festival]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Marlboro Music School and Festival
Context triple: [Rudolf Serkin, coFounderOf, Marlboro Music School and Festival]
  • A. Marlboro Music School and Festival chosen
    Marlboro Music School and Festival is a renowned summer chamber music retreat in Vermont where leading musicians and exceptional young artists collaborate intensively in rehearsal and performance.
  • B. Mariposa Folk Festival
    Mariposa Folk Festival is a long-running Canadian music and arts festival renowned for its folk performances and cultural programming, held annually in Orillia, Ontario.
  • C. AthFest Music and Arts Festival
    AthFest Music and Arts Festival is an annual multi-day celebration featuring live music, visual arts, and community events that showcases the vibrant creative scene of Athens, Georgia.
  • D. Carmel Bach Festival
    Carmel Bach Festival is an annual classical music festival in Carmel-by-the-Sea, California, renowned for performances and programs centered on the works of Johann Sebastian Bach and his contemporaries.
  • E. Burlington Sound of Music Festival
    The Burlington Sound of Music Festival is a major annual outdoor music festival in Burlington, Ontario, featuring multiple stages, diverse musical acts, and family-friendly activities along the city’s waterfront.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69ca836168108190bb43d3dc235c1f55 elicitation completed
NER batch_69cc5f8b0c108190af53d4bb9b132c5c ner completed
NED1 batch_69cf5210454c8190aa83d941893a4bc5 ned_source_triple completed
Created at: March 30, 2026, 6:43 p.m.