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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kf7 draw
3 Kf8 draw
4 Kg8 draw
5 Kh7 draw
6 Kh8 draw
7 Ra5 draw
8 Ra8 draw
9 Rb7 draw
10 Rc7 draw
11 Ka3 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Ka5 loss in 1 half-moves