Until
type: WorkPerformance
mezzo soprano: http://data.carnegiehall.org/names/54495
piano: http://data.carnegiehall.org/names/82166
performer: http://data.carnegiehall.org/names/82166
performer: http://data.carnegiehall.org/names/54495
work performed: http://data.carnegiehall.org/works/22875