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 4 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 Eurovision
Eurovision
Eurovision Song Contest 1965
Jørgen Jersild