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