 Complete the following phrase:  His output as a composer was not large, but included a large number of very well built choruses including 3 Madrigali 1957, Trois piéces en concert for clavier 1945, wind quintet Playing in the woods 1947 and the musical adventure play Alice in Wonderland 1951, based on the book by Lewis Carroll. From 1967 to 1977, he wrote four works which featured the harp. They were inspired by Benjamin Britten and were written for the harp player Osian Ellis. In addition, he wrote music for theater, radio, theater, film and even the winning song of the Dansk Melodi Grand Prix in 1965, For din skyld For Your Sake, with text of Poul Henningsen and sung by Birgit Brüel in the 