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

EGTB: win in 2 half-moves

# move score
1 Rc6 win in 1 half-moves
2 Ra1 loss in 20 half-moves
3 Rc2 loss in 16 half-moves
4 Kb2 loss in 12 half-moves
5 Kb4 loss in 10 half-moves
6 Ka2 loss in 8 half-moves
7 Kc3 loss in 8 half-moves
8 Kc4 loss in 8 half-moves
9 Ka3 loss in 6 half-moves
10 Ka4 loss in 6 half-moves
11 Kc2 loss in 6 half-moves
12 Rh1 loss in 6 half-moves
13 Rb1 loss in 4 half-moves
14 Rc3 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rg1 loss in 2 half-moves