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

EGTB: win in 8 half-moves

# move score
1 Kb4 win in 7 half-moves
2 Ka2 draw
3 Ka4 draw
4 Ka6 draw
5 Ka8 draw
6 Kb2 draw
7 Kb3 draw
8 Ra2 draw
9 Rb1 draw
10 Rc1 draw
11 Re1 draw
12 Rh1 draw
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kb8 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rg1 loss in 2 half-moves