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

EGTB: win in 4 half-moves

# move score
1 K5b6 win in 3 half-moves
2 K7b6 win in 3 half-moves
3 Kb4 win in 3 half-moves
4 Kb5 win in 3 half-moves
5 Kb7 win in 3 half-moves
6 Kb8 win in 3 half-moves
7 Kc4 win in 3 half-moves
8 Kc8 win in 3 half-moves
9 Kd4 win in 3 half-moves
10 Kd5 win in 3 half-moves
11 Kd7 win in 3 half-moves
12 Kd8 win in 3 half-moves
13 Rb6 win in 7 half-moves
14 K5d6 draw
15 K7d6 draw
16 Ra6 draw
17 Rd6 draw
18 Rh6 draw
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves