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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Kc8 win in 7 half-moves
3 Rd8 win in 7 half-moves
4 Rg8 win in 7 half-moves
5 Rh8 win in 7 half-moves
6 Kc7 draw
7 Kdd8 draw
8 Ked8 draw
9 Kf6 draw
10 Kf7 draw
11 Kf8 draw
12 Ra8 draw
13 Kc6 loss in 2 half-moves
14 Kdd6 loss in 2 half-moves
15 Kde6 loss in 2 half-moves
16 Ked6 loss in 2 half-moves
17 Kee6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves