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 Kc5 draw
3 Kc7 draw
4 Kh1 draw
5 Kh3 draw
6 Ra6 draw
7 Rb1 draw
8 Rb4 draw
9 Rb5 draw
10 Rb7 draw
11 Rb8 draw
12 Kb5 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kg1 loss in 1 half-moves
18 Kg2 loss in 1 half-moves
19 Kg3 loss in 1 half-moves
20 Rb2 loss in 1 half-moves