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