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

EGTB: win in 2 half-moves

# move score
1 Rc3 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Rc5 win in 1 half-moves
4 Rb1 draw
5 Kb6 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kb8 loss in 2 half-moves
8 Kcc6 loss in 2 half-moves
9 Kcc8 loss in 2 half-moves
10 Kcd6 loss in 2 half-moves
11 Kcd8 loss in 2 half-moves
12 Kdc6 loss in 2 half-moves
13 Kdc8 loss in 2 half-moves
14 Kdd6 loss in 2 half-moves
15 Kdd8 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rh1 loss in 2 half-moves