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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Kb6 win in 7 half-moves
4 Kdc4 win in 7 half-moves
5 Kdc6 win in 7 half-moves
6 Kdd6 win in 7 half-moves
7 Ke5 win in 7 half-moves
8 Ke6 win in 7 half-moves
9 Rb7 win in 7 half-moves
10 Rb8 win in 7 half-moves
11 Kb4 win in 9 half-moves
12 Kcc4 draw
13 Kcc6 draw
14 Kcd6 draw
15 Ra5 draw
16 Kcd4 loss in 2 half-moves
17 Kdd4 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves