"1964-10-31Z"^^ . . "1889-11-20Z"^^ . . "Marius Christensen"@en . . "Modern pentathlete" . "1889Z"^^ . "1964Z"^^ . "Marius Christensen (20 November 1889 \u2013 31 October 1964) was a Danish modern pentathlete. He competed at the 1920 and 1924 Summer Olympics."@en . . "Christensen, Marius"@en .