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 Rc2 loss in 8 half-moves
3 Rc6 loss in 8 half-moves
4 Ka7 loss in 2 half-moves
5 Ka8 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kc7 loss in 2 half-moves
8 Kc8 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Rb5 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Rh5 loss in 2 half-moves
17 Re5 loss in 1 half-moves
18 Rf5 loss in 1 half-moves
19 Rg5 loss in 1 half-moves