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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kg8 draw
3 Kh8 draw
4 Rb3 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Rb7 draw
9 Rd1 draw
10 Ke2 loss in 2 half-moves
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kh6 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Kd1 loss in 1 half-moves
20 Kd2 loss in 1 half-moves