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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kb7 draw
3 Kc7 draw
4 Kd7 draw
5 Kf1 draw
6 Kf2 draw
7 Kg1 draw
8 Kh1 draw
9 Kh2 draw
10 Rb1 draw
11 Rb2 draw
12 Rb7 draw
13 Kd8 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves