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 Ra4 win in 5 half-moves
3 Rb4 win in 5 half-moves
4 Rc4 win in 5 half-moves
5 Rd1 draw
6 Rd2 draw
7 Rd5 draw
8 Rh4 draw
9 Ka6 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Ka8 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kc8 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kf8 loss in 2 half-moves
22 Kg6 loss in 2 half-moves
23 Kg7 loss in 2 half-moves
24 Kg8 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Rd6 loss in 2 half-moves
27 Rd7 loss in 2 half-moves
28 Rd8 loss in 2 half-moves
29 Re4 loss in 2 half-moves
30 Rf4 loss in 2 half-moves