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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kb2 draw
3 Kb4 draw
4 Kc2 draw
5 Kc4 draw
6 Kd2 draw
7 Kd3 draw
8 Kd4 draw
9 Kg7 draw
10 Kg8 draw
11 Kh7 draw
12 Ra3 draw
13 Rb1 draw
14 Rb2 draw
15 Rb4 draw
16 Rb5 draw
17 Rb7 draw
18 Rb6 loss in 1 half-moves