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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kc1 win in 3 half-moves
3 Kcb3 win in 3 half-moves
4 Kd1 win in 3 half-moves
5 Kd3 win in 3 half-moves
6 Ra1 win in 3 half-moves
7 Kc3 win in 5 half-moves
8 Kd2 win in 7 half-moves
9 Ka4 win in 9 half-moves
10 Kcb2 draw
11 Kab2 loss in 2 half-moves
12 Kab3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Rb2 loss in 2 half-moves