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

EGTB: win in 4 half-moves

# move score
1 Rc5 win in 3 half-moves
2 Rc6 win in 3 half-moves
3 Rc7 win in 3 half-moves
4 Rc8 win in 3 half-moves
5 Ra1 draw
6 Rc4 draw
7 Rd1 draw
8 Re1 draw
9 Rf1 draw
10 Kd5 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Kef7 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf8 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kgf7 loss in 2 half-moves
21 Kh7 loss in 2 half-moves
22 Kh8 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rh1 loss in 2 half-moves