Beware
type: WorkPerformance
contralto: http://data.carnegiehall.org/names/90598
contralto: http://data.carnegiehall.org/names/90600
soprano: http://data.carnegiehall.org/names/90599
performer: http://data.carnegiehall.org/names/90598
performer: http://data.carnegiehall.org/names/90599
performer: http://data.carnegiehall.org/names/90600
work performed: http://data.carnegiehall.org/works/106584