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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kcd7 win in 3 half-moves
4 Kf7 win in 5 half-moves
5 Kf8 win in 5 half-moves
6 Kd6 win in 7 half-moves
7 Ke6 win in 7 half-moves
8 Ke8 win in 7 half-moves
9 Ked7 win in 7 half-moves
10 Ked8 win in 7 half-moves
11 Kf6 win in 7 half-moves
12 Rb5 win in 7 half-moves
13 Rb7 win in 7 half-moves
14 Kcd8 draw
15 Ra8 draw
16 Rb1 draw
17 Rb6 draw
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves