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

EGTB: win in 2 half-moves

# move score
1 Kg8 win in 1 half-moves
2 Kh8 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Rb1 draw
5 Rb2 draw
6 Rb7 draw
7 Kb3 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kc3 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kg6 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh6 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Kd3 loss in 1 half-moves
19 Kd4 loss in 1 half-moves
20 Kd5 loss in 1 half-moves