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 Kb1 draw
3 Kb2 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Kc6 draw
8 Kd6 draw
9 Kd7 draw
10 Kd8 draw
11 Rb8 draw
12 Rh8 draw
13 Kc2 loss in 2 half-moves
14 Kd1 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves