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 Kcb3 win in 3 half-moves
3 Kd2 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Rb1 win in 3 half-moves
6 Ka3 win in 7 half-moves
7 Ka5 win in 7 half-moves
8 Kab3 win in 7 half-moves
9 Kb1 win in 7 half-moves
10 Kb4 win in 7 half-moves
11 Kb5 win in 7 half-moves
12 Ra1 win in 7 half-moves
13 Kc3 draw
14 Kd1 draw
15 Rd1 draw
16 Rh1 draw
17 Re1 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg1 loss in 2 half-moves