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 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Kf4 draw
8 Kg7 draw
9 Kg8 draw
10 Kh7 draw
11 Rb8 draw
12 Rc8 draw
13 Rd8 draw
14 Re4 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Rf8 draw
19 Kf2 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Rg8 loss in 2 half-moves