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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Rd7 win in 3 half-moves
6 Ka5 win in 15 half-moves
7 Kd7 win in 15 half-moves
8 Rc7 win in 23 half-moves
9 Kf7 draw
10 Kf8 draw
11 Kd6 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Ra8 loss in 2 half-moves