He also issued an album '' Symphonies for the Seventies '' which included Mozart 's Symphony no. 40 and other major composers including Dvořák 's '' New World '' . He arranged and conducted the Spanish entry for the Eurovision Song Contest 1971 , " En un mundo nuevo " for Karina . The song landed a respectable second position and hit the charts in several European countries
Eurovision Song Contest 1971
Eurovision Song Contest 1971
Waldo de los Ríos