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 Kb2 loss in 14 half-moves
3 Ra1 loss in 12 half-moves
4 Kc2 loss in 8 half-moves
5 Ra6 loss in 8 half-moves
6 Ka1 loss in 4 half-moves
7 Ka2 loss in 4 half-moves
8 Kc1 loss in 4 half-moves
9 Rb5 loss in 4 half-moves
10 Ra2 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rg5 loss in 1 half-moves