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

EGTB: draw

# move score
1 Kb6 draw
2 Kb7 draw
3 Kb8 draw
4 Kc1 draw
5 Kc2 draw
6 Kc6 draw
7 Kc8 draw
8 Kd2 draw
9 Ke1 draw
10 Ke2 draw
11 Ra1 draw
12 Rb2 draw
13 Rb3 draw
14 Rb4 draw
15 Rb5 draw
16 Rb6 draw
17 Rb7 draw
18 Rc1 draw
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Kd8 loss in 2 half-moves
22 Rb8 loss in 2 half-moves