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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Kb1 draw
3 Kd1 draw
4 Kg7 draw
5 Ra1 draw
6 Ra2 draw
7 Ra5 draw
8 Ra6 draw
9 Ra7 draw
10 Rb8 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rf8 draw
15 Kf7 loss in 2 half-moves
16 Kf8 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Kh8 loss in 2 half-moves
19 Kb2 loss in 1 half-moves
20 Kc2 loss in 1 half-moves
21 Kd2 loss in 1 half-moves
22 Ra4 loss in 1 half-moves