an Entity references as follows:
Karel Koželuh (Czech: [ˈkarɛl ˈkoʒɛlux]; Hungarian: Kozeluh Károly [ˈkozɛluh ˈkaːroj]; 7 March 1895 – 27 April 1950) was a Czech tennis, association football, and ice hockey player of the 1920s and 1930s. Koželuh became a European ice hockey champion in 1925 and was one of the top-ranked players on the professional tennis circuit in the 1930s.