Duet (unspecified)
type: WorkPerformance
baritone: http://data.carnegiehall.org/names/125275
soprano: http://data.carnegiehall.org/names/22350
performer: http://data.carnegiehall.org/names/125275
performer: http://data.carnegiehall.org/names/22350
work performed: http://data.carnegiehall.org/works/110379