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

EGTB: win in 2 half-moves

# move score
1 Ra1 win in 1 half-moves
2 Ra7 loss in 12 half-moves
3 Ra8 loss in 12 half-moves
4 Rc5 loss in 12 half-moves
5 Kb6 loss in 10 half-moves
6 Kb8 loss in 10 half-moves
7 Ka6 loss in 6 half-moves
8 Ka7 loss in 6 half-moves
9 Ka8 loss in 6 half-moves
10 Rb5 loss in 6 half-moves
11 Kc6 loss in 4 half-moves
12 Kc7 loss in 4 half-moves
13 Kc8 loss in 4 half-moves
14 Ra2 loss in 2 half-moves
15 Ra3 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rg5 loss in 1 half-moves
22 Rh5 loss in 1 half-moves