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