. "1917Z"^^ . . "Vilis Olavs"@en . . "1867-05-18Z"^^ . . "Latvian writer" . "1867Z"^^ . "1917-03-29Z"^^ . . "Vilis Olavs (born Vilis Plute; 18 May 1867 \u2013 29 March 1917) was a Latvian political theorist, writer, and humanitarian who participated in the First Latvian National Awakening of the 19th century."@en . . "1917-03-28Z"^^ . "Olavs, Vilis"@en . . .