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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Kb8 draw
3 Kc2 draw
4 Kc3 draw
5 Kc4 draw
6 Kd2 draw
7 Kd4 draw
8 Ke2 draw
9 Ke3 draw
10 Ke4 draw
11 Ra3 draw
12 Rb1 draw
13 Rb2 draw
14 Rb4 draw
15 Rb5 draw
16 Rb6 draw
17 Rb8 draw
18 Rc3 draw
19 Kc7 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Kd8 loss in 2 half-moves
22 Rb7 loss in 2 half-moves