an Entity references as follows:
Cadman requiem / Gavin Bryars, comp.; Valdine Anderson, S; Hilliard ensemble, choeur hommes; Fretwor, ens. instr. / Gavin Bryars, comp.; Valdine Anderson, S; Gavin Bryars ensemble, ens. instr. / Gavin Bryars, comp.; Gavin Bryars ensemble, ens. instr.