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 Ka6 draw
4 Ka8 draw
5 Kb8 draw
6 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Kd4 draw
10 Ke2 draw
11 Ke3 draw
12 Ke4 draw
13 Ra2 draw
14 Rb2 draw
15 Rc2 draw
16 Rd1 draw
17 Rh2 draw
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves