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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rc7 win in 3 half-moves
3 Rd7 win in 3 half-moves
4 Kb7 win in 7 half-moves
5 Kb8 win in 7 half-moves
6 Kc7 win in 7 half-moves
7 Kd8 win in 7 half-moves
8 Ra7 win in 7 half-moves
9 Re8 win in 7 half-moves
10 Kcd7 draw
11 Kd5 draw
12 Kd6 draw
13 Ked7 draw
14 Kf6 draw
15 Kf7 draw
16 Ke5 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves