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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb5 win in 1 half-moves
3 Rb6 win in 1 half-moves
4 Kb7 draw
5 Kc7 draw
6 Rb1 draw
7 Rb3 draw
8 Rb7 draw
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Kf4 loss in 1 half-moves
12 Kf5 loss in 1 half-moves
13 Kf6 loss in 1 half-moves
14 Kg4 loss in 1 half-moves
15 Kg6 loss in 1 half-moves
16 Kh4 loss in 1 half-moves
17 Kh5 loss in 1 half-moves
18 Kh6 loss in 1 half-moves
19 Ra8 loss in 1 half-moves
20 Rb2 loss in 1 half-moves