Susan Polgar ( born 19 April 1969 as PolgÃ r Zsuzsanna and often known as Zsuzsa PolgÃ r ) is a Hungarian-American chess player . Susan Polgar ( born April 19 , 1969 , as PolgÃ r Zsuzsanna and often known as Zsuzsa PolgÃ r ) is a Hungarian-American chess player .