Il trovatore: Duet (unspecified)
type: WorkPerformance
mezzo soprano: http://data.carnegiehall.org/names/109526
tenor: http://data.carnegiehall.org/names/109525
performer: http://data.carnegiehall.org/names/109525
performer: http://data.carnegiehall.org/names/109526
work performed: http://data.carnegiehall.org/works/9892