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 Ka3 win in 7 half-moves
4 Ka4 win in 7 half-moves
5 Kb4 win in 7 half-moves
6 Kc3 win in 7 half-moves
7 Kc4 win in 7 half-moves
8 Rb8 win in 7 half-moves
9 Ka2 draw
10 Ka6 draw
11 Kb2 draw
12 Kb8 draw
13 Rc8 draw
14 Rd8 draw
15 Rh8 draw
16 Kc2 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves