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 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd7 draw
8 Kg7 draw
9 Kg8 draw
10 Kh7 draw
11 Rb8 draw
12 Rc7 draw
13 Rd8 draw
14 Kd5 loss in 2 half-moves
15 Kd6 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves