[PAR] [TLE] Doyle Brunson [SEP] Doyle F. Brunson (born August 10, 1933) is an American poker player who has played professionally for over 50 years.  He is a two-time World Series of Poker (WSOP) Main Event champion, a Poker Hall of Fame inductee, and the author of several books on poker. [PAR] [TLE] Super/System [SEP] Super/System, one of the first books about poker strategy, was written and published in 1979 by Doyle Brunson, a professional poker player and multiple winner at the World Series of Poker.
[PAR] [TLE] Doyle Brunson [ SEP ] Doyle F. Brunson ( born August 10 , 1933 ) is an American poker player who has played professionally for over 50 years . He is a two - time World Series of Poker ( WSOP ) Main Event champion , a Poker Hall of Fame inductee , and the author of several books on poker . [PAR] [TLE] Super / System [ SEP ] Super / System , one of the first books about poker strategy , was written and published in 1979 by Doyle Brunson , a professional poker player and multiple winner at the World Series of Poker .
How many times did the author of Super/System win the world series of poker?
How many times did the author of Super / System win the world series of poker ?
two-time
two-time