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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kd1 win in 3 half-moves
4 Kd2 win in 3 half-moves
5 Kd3 win in 3 half-moves
6 Ke1 win in 3 half-moves
7 Ke3 win in 3 half-moves
8 Kf1 win in 3 half-moves
9 Kf2 win in 3 half-moves
10 Kf3 win in 3 half-moves
11 Rf2 win in 3 half-moves
12 Rg1 win in 3 half-moves
13 Ka2 draw
14 Rg3 draw
15 Rg4 draw
16 Rg5 draw
17 Rg6 draw
18 Rh2 draw
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves