. . "Leonid Sjamkovitsj" . "Šamkovič" . . . "L. Sjamkovitsch" . "Leonid Chamkovitch" . . "Leonid Szamkowicz" . . . "Chess player" . "Aleksandrovič" . . . "Leonid Aleksandrovič Šamkovič"@pl-PL . "L. Schamkowitsch" . "Шамкович, Леонид Александрович" . "Šamkovič, Leonid (Leonid Aleksandrovič)" . . "http://www.wikidata.org/entity/Q6581097" . "Leonid Šamkovič"@nl-NL . "Schamkowitsch" . "L. Shamkovich" . "Leonid Shamkovich" . . "Sjamkovitsch" . . "A." . "2005-04-22" . "L. Šamkovič" . "Shamkovich"@en . "Leonid Aleksandrovich Shamkovich"@en . "L. Shamkovich" . . "L." . "Леонид Шамкович" . "Leonid Shamkovich"@en . "Leonid"@en . "Aleksandrovich"@en . "L. Šamkovič" . "Leonid Alexandrowitsch Schamkowitsch" . "1923-06-01" . "Leonid A. Shamkovich" . "Leonid Xamkóvitx" .