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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kc3 draw
6 Kc4 draw
7 Kd1 draw
8 Kd2 draw
9 Ke2 draw
10 Kf1 draw
11 Kf2 draw
12 Rf1 draw
13 Rg1 draw
14 Rh2 draw
15 Rh3 draw
16 Rh4 draw
17 Rh5 draw
18 Kb5 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Rh6 loss in 2 half-moves
21 Rh7 loss in 2 half-moves
22 Rh8 loss in 2 half-moves