In ecclesiis
type: WorkPerformance
choir: http://data.carnegiehall.org/names/27586
choir: http://data.carnegiehall.org/names/42831
choir: http://data.carnegiehall.org/names/60408
performer: http://data.carnegiehall.org/names/27586
performer: http://data.carnegiehall.org/names/42831
performer: http://data.carnegiehall.org/names/60408
work performed: http://data.carnegiehall.org/works/47980