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 Ke5 draw
7 Ke6 draw
8 Kf6 draw
9 Kg5 draw
10 Kg6 draw
11 Ra8 draw
12 Rb1 draw
13 Rb3 draw
14 Rb7 draw
15 Kd7 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ke4 loss in 1 half-moves
18 Kf4 loss in 1 half-moves
19 Kg4 loss in 1 half-moves
20 Rb2 loss in 1 half-moves