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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rg8 loss in 4 half-moves
3 Kf3 loss in 2 half-moves
4 Kf4 loss in 2 half-moves
5 Kf5 loss in 2 half-moves
6 Kg3 loss in 2 half-moves
7 Kg5 loss in 2 half-moves
8 Kh3 loss in 2 half-moves
9 Kh4 loss in 2 half-moves
10 Kh5 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Ra8 loss in 1 half-moves