He won the Argentine Chess Championship four times and competed at eight Chess Olympiads .
Jorge Alberto Rubinetti ( March 31 , 1945 -- September 19 , 2016 ) was an Argentine international chess master .
Jorge Alberto Rubinetti won the Argentine Chess Championship four times and competed at eight Chess Olympiads .
Jorge Alberto Rubinetti ( March 31 , 1945 -- September 19 , 2016 ) was an Argentine international chess master .