Dee ihe na-aga n'ihu maka paragraf a - Onye egwu a ma ama (violinist), nwanne nwoke nke Hans Johner, ọ meriri Switzerland Championship ugboro isii, ya bụ na 1907 (n'akụkụ), 1908 (n'akụkụ), 1925, 1928 (n'akụkụ), 1930 na 1932 (n'akụkụ), ma soro Switzerland gbaa bọọlụ nke abụọ na 3rd unofficial Chess Olympiad
na Munich 1936 (+4 <unk>7 =6).