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 Rb4 win in 1 half-moves
4 Rb5 win in 1 half-moves
5 Rb6 win in 1 half-moves
6 Rb7 win in 1 half-moves
7 Ka6 draw
8 Ka8 draw
9 Kb2 draw
10 Kb4 draw
11 Kb6 draw
12 Kb7 draw
13 Kb8 draw
14 Kc2 draw
15 Kc4 draw
16 Kd2 draw
17 Kd3 draw
18 Kd4 draw
19 Ra3 draw
20 Rb8 loss in 1 half-moves