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 Ra7 draw
3 Ra8 draw
4 Rg5 draw
5 Rh5 draw
6 Ka3 loss in 2 half-moves
7 Kb3 loss in 2 half-moves
8 Kb4 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Kf8 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf5 loss in 2 half-moves