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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Rb2 win in 1 half-moves
3 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Kd1 draw
7 Kd2 draw
8 Ke2 draw
9 Kf1 draw
10 Kf2 draw
11 Ra6 draw
12 Rb3 draw
13 Rb4 draw
14 Rb5 draw
15 Rb7 draw
16 Kb5 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Rb8 loss in 1 half-moves