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 Kb3 loss in 18 half-moves
3 Kb5 loss in 12 half-moves
4 Kc5 loss in 12 half-moves
5 Ra1 loss in 12 half-moves
6 Ra2 loss in 12 half-moves
7 Ra4 loss in 12 half-moves
8 Rc3 loss in 12 half-moves
9 Kc4 loss in 8 half-moves
10 Ka4 loss in 6 half-moves
11 Rb3 loss in 6 half-moves
12 Ka5 loss in 4 half-moves
13 Kc3 loss in 4 half-moves
14 Ra5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rh3 loss in 2 half-moves