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 Kb6 win in 3 half-moves
4 Rb8 win in 3 half-moves
5 Ka4 draw
6 Ka6 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Ra6 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rg8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves