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 Kb3 win in 3 half-moves
3 Kb4 win in 5 half-moves
4 Kb5 win in 9 half-moves
5 Ka5 win in 11 half-moves
6 Kc5 win in 11 half-moves
7 Ka4 draw
8 Ka6 draw
9 Ka7 draw
10 Kb7 draw
11 Kc6 draw
12 Kc7 draw
13 Ra1 draw
14 Rb2 draw
15 Rc2 draw
16 Rd2 draw
17 Rh2 draw
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves