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

EGTB: win in 2 half-moves

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