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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kb3 draw
3 Kc3 draw
4 Kd3 draw
5 Kd4 draw
6 Kg6 draw
7 Kg8 draw
8 Kh6 draw
9 Kh7 draw
10 Kh8 draw
11 Rb1 draw
12 Rb2 draw
13 Rb3 draw
14 Kb5 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rb8 loss in 2 half-moves