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

EGTB: draw

# move score
1 b4 draw
2 Ka6 draw
3 Ka7 draw
4 Kbb7 draw
5 Kcb7 draw
6 Kcc7 draw
7 Kd7 draw
8 Kb8 loss in 4 half-moves
9 Kc5 loss in 4 half-moves
10 Kc6 loss in 4 half-moves
11 Kd8 loss in 4 half-moves
12 Ka5 loss in 3 half-moves
13 Kbc7 loss in 3 half-moves