All of These
type: WorkPerformance
choir: http://data.carnegiehall.org/names/138742
conductor: http://data.carnegiehall.org/names/137890
piano: http://data.carnegiehall.org/names/138743
performer: http://data.carnegiehall.org/names/138742
performer: http://data.carnegiehall.org/names/137890
performer: http://data.carnegiehall.org/names/138743
work performed: http://data.carnegiehall.org/works/122471