@prefix ns1: . @prefix rdfs: . @prefix xsd: . a ns1:Event ; rdfs:label "Josefa Rosanska, Piano" ; ns1:description "solo recital" ; ns1:location ; ns1:organizer ; ns1:startDate "1946-04-01T20:30:00"^^xsd:dateTime ; ns1:subEvent , , , , , , , , , , , , , ; rdfs:comment """Entered from program calender, advertisement in 3/31/1946 program, and New York Times concert listing and review.\r "Opera and Concert Programs." New York Times (1923-Current file) Mar 31 1946: 53. ProQuest. 18 Sep. 2013.\r "Miss Rosanka Heard." New York Times (1923-Current file) Apr 02 1946: 22. ProQuest. 18 Sep. 2013.\r WORLD PREMIERE of Norman Dello Joio's PRELUDE TO A YOUNG DANCER""" .