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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Kb8 win in 7 half-moves
4 Kdc6 win in 7 half-moves
5 Kdc8 win in 7 half-moves
6 Kdd6 win in 7 half-moves
7 Kdd8 win in 7 half-moves
8 Ke6 win in 7 half-moves
9 Ke7 win in 7 half-moves
10 Ke8 win in 7 half-moves
11 Rb5 win in 7 half-moves
12 Kb6 win in 13 half-moves
13 Kcc6 draw
14 Kcc8 draw
15 Kcd6 draw
16 Kcd8 draw
17 Ra7 draw
18 Rb4 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves