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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Rb7 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Kd5 draw
5 Kd6 draw
6 Kd7 draw
7 Kf7 draw
8 Kf8 draw
9 Kg7 draw
10 Kh7 draw
11 Kh8 draw
12 Ra6 draw
13 Rb1 draw
14 Rb2 draw
15 Kb5 loss in 1 half-moves
16 Kb7 loss in 1 half-moves
17 Kc5 loss in 1 half-moves
18 Kc7 loss in 1 half-moves
19 Rb4 loss in 1 half-moves
20 Rb5 loss in 1 half-moves