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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kb5 win in 9 half-moves
4 Kd7 win in 9 half-moves
5 Kd8 win in 9 half-moves
6 Ke7 win in 9 half-moves
7 Ra6 win in 9 half-moves
8 Rb7 win in 9 half-moves
9 Ra8 win in 11 half-moves
10 Ka4 win in 13 half-moves
11 Kf7 win in 13 half-moves
12 Kf8 win in 13 half-moves
13 Kb4 win in 19 half-moves
14 Rh7 draw
15 Rc7 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves