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