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

EGTB: win in 2 half-moves

# move score
1 Rc2 win in 1 half-moves
2 Kc8 loss in 10 half-moves
3 Rb1 loss in 10 half-moves
4 Kb6 loss in 8 half-moves
5 Kb8 loss in 8 half-moves
6 Ra1 loss in 8 half-moves
7 Rc3 loss in 8 half-moves
8 Ka6 loss in 4 half-moves
9 Ka7 loss in 4 half-moves
10 Ka8 loss in 4 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 1 half-moves