Which 600-seat opera house was built in Sussex by John Christie in 1934 as a tribute and memorial to his wife, Audrey Mildmay?
Which soprano, who had a highly successful opera career between 1968 and 2004, starred as Maria in the "operatic version" of Leonard Bernstein’s "West Side Story"?
Sir George Benjamin's first opera "Into the Little Hill", which was commissioned by the Festival d'Automne à Paris and premiered in Paris in 2006, is based on which well-known story or stories?