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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb5 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Kd4 win in 5 half-moves
5 Kd5 win in 5 half-moves
6 Ke5 win in 5 half-moves
7 Kf5 win in 5 half-moves
8 Ka5 win in 7 half-moves
9 Kf4 win in 9 half-moves
10 Kb7 draw
11 Rb7 draw
12 Re7 draw
13 Rf7 draw
14 Rg7 draw
15 Rh7 draw
16 Kd3 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves