Click on the third or sixth rank to set the en passant target square.

EGTB: win in 16 half-moves

# move score
1 b4 win in 15 half-moves
2 Ka3 win in 15 half-moves
3 Kb7 win in 15 half-moves
4 Kc5 win in 15 half-moves
5 Kb3 win in 17 half-moves
6 Kc6 win in 17 half-moves
7 Kc7 win in 17 half-moves
8 Ka6 loss in 4 half-moves
9 Ka7 loss in 4 half-moves
10 Nc7 loss in 4 half-moves
11 Kaa5 loss in 3 half-moves
12 Kb4 loss in 3 half-moves
13 Kba5 loss in 3 half-moves