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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ka2 draw
3 Ka5 draw
4 Ka7 draw
5 Kb1 draw
6 Kb2 draw
7 Kb6 draw
8 Kb7 draw
9 Rb8 draw
10 Rc8 draw
11 Rd8 draw
12 Rh8 draw
13 Ra7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves