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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kd7 win in 5 half-moves
3 Kd8 win in 5 half-moves
4 Kh7 win in 5 half-moves
5 Kh8 win in 5 half-moves
6 Kef7 draw
7 Kef8 draw
8 Kgf7 draw
9 Kgf8 draw
10 Ra1 draw
11 Ra2 draw
12 Ra6 draw
13 Ra7 draw
14 Rb8 draw
15 Rc8 draw
16 Ke7 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves