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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kc7 draw
3 Ke6 loss in 12 half-moves
4 Ke7 loss in 12 half-moves
5 Ra8 loss in 12 half-moves
6 Rh8 loss in 12 half-moves
7 Rb6 loss in 10 half-moves
8 Kc6 loss in 8 half-moves
9 Kc8 loss in 8 half-moves
10 Rd8 loss in 8 half-moves
11 Kd6 loss in 4 half-moves
12 Kd8 loss in 4 half-moves
13 Ke8 loss in 4 half-moves
14 Rb5 loss in 4 half-moves
15 Rb7 loss in 4 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rb1 loss in 1 half-moves