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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Ka1 draw
3 Kd1 draw
4 Re8 draw
5 Rf8 draw
6 Rg1 draw
7 Rg6 draw
8 Rg7 draw
9 Rh8 draw
10 Ka2 loss in 2 half-moves
11 Kbb2 loss in 2 half-moves
12 Kbc2 loss in 2 half-moves
13 Kcb2 loss in 2 half-moves
14 Kcc2 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rg5 loss in 2 half-moves