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 Rb7 win in 1 half-moves
5 Kc2 draw
6 Ke5 draw
7 Ke6 draw
8 Ke7 draw
9 Kf5 draw
10 Kf7 draw
11 Kg5 draw
12 Kg6 draw
13 Kg7 draw
14 Ra1 draw
15 Rb8 draw
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kb2 loss in 1 half-moves
19 Rb2 loss in 1 half-moves
20 Rb3 loss in 1 half-moves