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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka7 draw
3 Kb8 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Kf2 draw
8 Kf3 draw
9 Kf4 draw
10 Rc6 draw
11 Rd6 draw
12 Re6 draw
13 Rf6 draw
14 Rg3 draw
15 Rg4 draw
16 Rg5 draw
17 Rg7 draw
18 Rg8 draw
19 Rh6 draw
20 Kd2 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg2 loss in 2 half-moves