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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Kg5 draw
6 Kg6 draw
7 Kg7 draw
8 Kh5 draw
9 Kh7 draw
10 Ra3 draw
11 Rb1 draw
12 Rb2 draw
13 Rb6 draw
14 Rb8 draw
15 Kb2 loss in 1 half-moves
16 Kb4 loss in 1 half-moves
17 Kc2 loss in 1 half-moves
18 Kc4 loss in 1 half-moves
19 Rb4 loss in 1 half-moves
20 Rb5 loss in 1 half-moves