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 Rc4 win in 1 half-moves
3 Rg2 win in 1 half-moves
4 Ka5 loss in 2 half-moves
5 Ka6 loss in 2 half-moves
6 Ka7 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kc7 loss in 2 half-moves
10 Ra2 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc7 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Kc5 loss in 1 half-moves
20 Kc6 loss in 1 half-moves
21 Rc5 loss in 1 half-moves
22 Rc6 loss in 1 half-moves