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

EGTB: win in 2 half-moves

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