. "Ketela, Martti"@en . . "1944Z"^^ . . "Olympic modern pentathlete" . "1944-10-24Z"^^ . "Martti Einar Ketel\u00E4 (24 October 1944 \u2013 26 June 2002) was a Finnish modern pentathlete who competed at the 1968 Summer Olympics and the 1972 Summer Olympics."@en . "Martti Ketel\u00E4"@en . "2002-06-26Z"^^ . "2002Z"^^ . .