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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Ra5 loss in 12 half-moves
3 Rc7 loss in 12 half-moves
4 Rc8 loss in 12 half-moves
5 Kb8 loss in 8 half-moves
6 Kb6 loss in 6 half-moves
7 Kc8 loss in 6 half-moves
8 Rb5 loss in 6 half-moves
9 Ka6 loss in 4 half-moves
10 Ka7 loss in 4 half-moves
11 Ka8 loss in 4 half-moves
12 Kc6 loss in 4 half-moves
13 Kc7 loss in 4 half-moves
14 Rc2 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc6 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