<http://data.carnegiehall.org/events/19521/work_01> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://data.carnegiehall.org/model/WorkPerformance> . <http://data.carnegiehall.org/events/19521/work_01> <http://data.carnegiehall.org/vocabulary/roles/piano> <http://data.carnegiehall.org/names/37040> . <http://data.carnegiehall.org/events/19521/work_01> <http://purl.org/ontology/mo/performer> <http://data.carnegiehall.org/names/37040> . <http://data.carnegiehall.org/events/19521/work_01> <http://schema.org/workPerformed> <http://data.carnegiehall.org/works/8500> . <http://data.carnegiehall.org/events/19521/work_01> <http://www.w3.org/2000/01/rdf-schema#label> "Twelve Etudes For Piano (1965): Etude No. 9 (tremolando)" .