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 Ka7 draw
8 Kb8 draw
9 Kd6 draw
10 Kd8 draw
11 Ke6 draw
12 Ke8 draw
13 Kf6 draw
14 Kf7 draw
15 Kf8 draw
16 Ra7 draw
17 Rc7 draw
18 Rd7 draw
19 Kd7 loss in 1 half-moves
20 Rb1 loss in 1 half-moves