Black's turn.
Win from here.
Out of 4 participants, 2 won. 0 of them won on the first attempt.
White's turn.
Win from here.
Out of 8 participants, 2 won. 0 of them won on the first attempt.
Black's turn.
Win from here.
Out of 7 participants, 3 won. 0 of them won on the first attempt.
White's turn.
Win from here.
Out of 9 participants, 4 won. 0 of them won on the first attempt.
Black's turn.
Win from here.
Out of 4 participants, 2 won. 0 of them won on the first attempt.
White's turn.
Win from here.
Out of 9 participants, 6 won. 0 of them won on the first attempt.
Black's turn.
Win from here.
Out of 11 participants, 3 won. 0 of them won on the first attempt.
Black's turn.
Win from here.
Out of 9 participants, 6 won. 3 of them won on the first attempt.
White's turn.
Win from here.
Out of 9 participants, 6 won. 0 of them won on the first attempt.
Black's turn.
Win from here.
Out of 14 participants, 9 won. 0 of them won on the first attempt.
White's turn.
Win from here.
Out of 17 participants, 9 won. 3 of them won on the first attempt.
Black's turn.
Win from here.
Out of 18 participants, 11 won. 2 of them won on the first attempt.