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

EGTB: win in 4 half-moves

# move score
1 Kb4 win in 3 half-moves
2 Kb5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Ka4 win in 5 half-moves
5 Ka8 win in 5 half-moves
6 Kb7 win in 5 half-moves
7 Kb8 win in 5 half-moves
8 K5b6 draw
9 K7b6 draw
10 Rc6 draw
11 Rd6 draw
12 Re6 draw
13 Rf6 draw
14 Rg6 loss in 2 half-moves
15 Rh6 loss in 2 half-moves