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 Ka4 draw
3 Ka6 draw
4 Kf1 draw
5 Kf2 draw
6 Kg2 draw
7 Kh1 draw
8 Kh2 draw
9 Ra2 draw
10 Ra3 draw
11 Ra4 draw
12 Rb1 draw
13 Rc1 draw
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves