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 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Kc6 draw
6 Kd6 draw
7 Kd7 draw
8 Rb8 draw
9 Rc8 draw
10 Re8 draw
11 Rf8 draw
12 Rh1 draw
13 Rh3 draw
14 Rh6 draw
15 Rh7 draw
16 Kc8 loss in 6 half-moves
17 Kd8 loss in 6 half-moves
18 Rd8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh4 loss in 1 half-moves
22 Rh5 loss in 1 half-moves