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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Ka7 draw
3 Kb8 draw
4 Kc2 draw
5 Kc3 draw
6 Kc4 draw
7 Kd4 draw
8 Ke2 draw
9 Ke3 draw
10 Ke4 draw
11 Ra2 draw
12 Rb2 draw
13 Rc2 draw
14 Rd1 draw
15 Rh2 draw
16 Re2 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rg2 loss in 2 half-moves