Povilas Tautvaišas ( ) ( born 6 May 1916 , Mogilev -- died November 1980 , Chicago ) was a Lithuanian-American chess master .
Povilas Tautvaišas ( English : Paul Tautvaisas / Tautvaisis ) ( born 6 May 1916 , Mogilev -- died November 1980 , Chicago ) was a Lithuanian-American chess master .