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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kc2 win in 3 half-moves
3 Kd3 win in 3 half-moves
4 Kd4 win in 3 half-moves
5 Ke1 win in 3 half-moves
6 Ke2 win in 3 half-moves
7 Ke3 win in 3 half-moves
8 Kg1 win in 3 half-moves
9 Kg2 win in 3 half-moves
10 Kg3 win in 3 half-moves
11 Re1 win in 3 half-moves
12 Rg1 win in 3 half-moves
13 Kb3 win in 5 half-moves
14 Kd2 win in 5 half-moves
15 Kf3 win in 7 half-moves
16 Kb4 win in 11 half-moves
17 Kc4 draw
18 Rc1 draw
19 Rd1 draw
20 Rh1 draw
21 Ra1 loss in 2 half-moves
22 Rb1 loss in 2 half-moves