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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Ra1 draw
6 Ra3 draw
7 Ra4 draw
8 Ra5 draw
9 Ra7 draw
10 Rb8 draw
11 Rc8 draw
12 Kc2 loss in 12 half-moves
13 Kc1 loss in 8 half-moves
14 Rd8 loss in 4 half-moves
15 Re8 loss in 4 half-moves
16 Ra2 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rg8 loss in 1 half-moves