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

EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rg5 win in 3 half-moves
3 Rg6 win in 3 half-moves
4 Rg7 win in 3 half-moves
5 Rc1 draw
6 Rd1 draw
7 Re1 draw
8 Rg8 draw
9 Rh1 draw
10 Ka4 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kbc5 loss in 2 half-moves
16 Kbc6 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Kdc5 loss in 2 half-moves
22 Kdc6 loss in 2 half-moves
23 Ke5 loss in 2 half-moves
24 Ke6 loss in 2 half-moves
25 Ke7 loss in 2 half-moves
26 Ra1 loss in 2 half-moves
27 Rb1 loss in 2 half-moves
28 Rf1 loss in 2 half-moves
29 Rg2 loss in 2 half-moves
30 Rg3 loss in 2 half-moves