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 Ke7 win in 3 half-moves
6 Kg8 win in 3 half-moves
7 Rc7 win in 3 half-moves
8 Rd8 win in 3 half-moves
9 Re8 win in 3 half-moves
10 Kc7 win in 5 half-moves
11 Ke8 win in 5 half-moves
12 Kf7 win in 5 half-moves
13 Kb5 draw
14 Kc5 draw
15 Kd5 draw
16 Kg7 draw
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves