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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kc2 win in 3 half-moves
5 Kc3 win in 3 half-moves
6 Ka5 win in 5 half-moves
7 Ra2 win in 5 half-moves
8 Rb2 win in 5 half-moves
9 Ke2 win in 19 half-moves
10 Rc2 win in 23 half-moves
11 Ka7 draw
12 Kc4 draw
13 Kd4 draw
14 Ke3 draw
15 Ke4 draw
16 Rd1 draw
17 Re2 draw
18 Rf2 draw
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves