Tal 's victory was attributed to his dominance over the lower half of the field ; whilst scoring only one win and three losses versus Keres , he won all four individual games against Fischer , and took 3 1\/2 points out of 4 from each of Gligorić , Olafsson , and Benko .
Tal he won all four individual games against Fischer , and took 3 1\/2 points out of 4 from each of Gligorić , Olafsson , and Benko .