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

EGTB: win in 54 half-moves

# move score
1 Rg8 win in 53 half-moves
2 Kb6 draw
3 Kb7 draw
4 Ra8 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rc8 draw
9 Re8 draw
10 Rf8 draw
11 Kc6 loss in 2 half-moves
12 Kc8 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Kg7 loss in 2 half-moves
17 Kg8 loss in 2 half-moves
18 Kh7 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rd8 loss in 2 half-moves