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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ka2 draw
3 Kc1 loss in 18 half-moves
4 Ka1 loss in 12 half-moves
5 Ra1 loss in 10 half-moves
6 Re7 loss in 4 half-moves
7 Rf7 loss in 4 half-moves
8 Kb2 loss in 2 half-moves
9 Kc2 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh7 loss in 1 half-moves