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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Re1 loss in 6 half-moves
3 Rg1 loss in 4 half-moves
4 Kf3 loss in 2 half-moves
5 Kf4 loss in 2 half-moves
6 Kf5 loss in 2 half-moves
7 Kg3 loss in 2 half-moves
8 Kg5 loss in 2 half-moves
9 Kh3 loss in 2 half-moves
10 Kh4 loss in 2 half-moves
11 Kh5 loss in 2 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Ra1 loss in 1 half-moves