"1976-07-11Z"^^ . . . "Leo le Gris, Gaspar de la Nuit"@en . "1976Z"^^ . . "1895-07-22Z"^^ . "1895Z"^^ . "Francisco de As\u00EDs Le\u00F3n Bogislao de Greiff Haeusler (July 22, 1895 \u2013 July 11, 1976), was a Colombian poet known for his stylistic innovations and deliberately eclectic use of obscure lexicon. Best known simply as Le\u00F3n de Greiff, he often used different pen names. The most popular were Leo le Gris and Gaspar de Nuit. De Greiff was one of the founders of Los Panidas, a literary and artistic group established in 1915 in the city of Medell\u00EDn."@en . . . . "Greiff Hausler, Leon De"@en . "1915Z"^^ . . "Greiff, Leon de"@en . . . "1976Z"^^ . . . "Francisco de As\u00EDs Le\u00F3n Bogislao de Greiff Haeusler"@en . "Colombian poet" . "Le\u00F3n de Greiff"@en . . . .