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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 Kd7 win in 3 half-moves
5 Rb7 win in 3 half-moves
6 Rd7 win in 3 half-moves
7 Kd5 win in 7 half-moves
8 Ke8 win in 7 half-moves
9 Kf7 win in 7 half-moves
10 Kg7 win in 7 half-moves
11 Kg8 win in 7 half-moves
12 Ra7 win in 7 half-moves
13 Rc8 win in 7 half-moves
14 Kb5 win in 9 half-moves
15 Ke7 win in 9 half-moves
16 Kc5 win in 13 half-moves
17 Re7 draw
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves