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 Kc3 draw
3 Kc5 draw
4 Kf6 draw
5 Kf7 draw
6 Kf8 draw
7 Kg6 draw
8 Kg8 draw
9 Kh6 draw
10 Kh7 draw
11 Kh8 draw
12 Ra4 draw
13 Rb1 draw
14 Rb2 draw
15 Rb3 draw
16 Rb7 draw
17 Kb3 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kb5 loss in 1 half-moves
22 Rb5 loss in 1 half-moves
23 Rb6 loss in 1 half-moves