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 Rb4 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Kb6 draw
5 Kc6 draw
6 Kc8 draw
7 Kg4 draw
8 Kg5 draw
9 Kh5 draw
10 Ra7 draw
11 Rb2 draw
12 Rb6 draw
13 Rb8 draw
14 Kb8 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Kg3 loss in 1 half-moves
19 Kh3 loss in 1 half-moves
20 Rb1 loss in 1 half-moves