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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb6 draw
6 Kb7 draw
7 Kb8 draw
8 Kc5 draw
9 Kc6 draw
10 Kc8 draw
11 Kd6 draw
12 Kd7 draw
13 Kd8 draw
14 Ra5 draw
15 Rb5 draw
16 Rg4 draw
17 Rg6 draw
18 Rg7 draw
19 Rg8 draw
20 Rh5 draw
21 Kb3 loss in 2 half-moves
22 Kc3 loss in 2 half-moves
23 Kc4 loss in 2 half-moves
24 Rc5 loss in 2 half-moves
25 Rd5 loss in 2 half-moves
26 Re5 loss in 2 half-moves
27 Rf5 loss in 2 half-moves
28 Rg1 loss in 2 half-moves
29 Rg2 loss in 2 half-moves
30 Rg3 loss in 2 half-moves