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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Ka3 draw
5 Kb1 draw
6 Kb3 draw
7 Kc3 draw
8 Ra2 draw
9 Rb8 draw
10 Rc8 draw
11 Kc1 loss in 4 half-moves
12 Kc2 loss in 4 half-moves
13 Rd8 loss in 4 half-moves
14 Re8 loss in 4 half-moves
15 Ra1 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves