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 Rb3 draw
3 Rb4 draw
4 Rb5 draw
5 Rc1 draw
6 Rd1 draw
7 Re1 draw
8 Rf1 draw
9 Rg1 draw
10 Rh1 draw
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kh5 loss in 2 half-moves
22 Kh6 loss in 2 half-moves
23 Kh7 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Rb6 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rb8 loss in 2 half-moves