Prince Igor: Duet, Kontchakovna and Vladimir
type: WorkPerformance
mezzo soprano: http://data.carnegiehall.org/names/31117
tenor: http://data.carnegiehall.org/names/11972
performer: http://data.carnegiehall.org/names/31117
performer: http://data.carnegiehall.org/names/11972
work performed: http://data.carnegiehall.org/works/25026