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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 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 Rb8 win in 1 half-moves
7 Ka6 draw
8 Ka8 draw
9 Kb2 draw
10 Kc2 draw
11 Kd2 draw
12 Ra1 draw
13 Kb6 loss in 1 half-moves
14 Kb7 loss in 1 half-moves
15 Kb8 loss in 1 half-moves
16 Kd1 loss in 1 half-moves
17 Rb7 loss in 1 half-moves