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 Kc6 win in 3 half-moves
4 Kcd6 win in 3 half-moves
5 Rf4 win in 3 half-moves
6 Rf6 win in 3 half-moves
7 Rf8 win in 3 half-moves
8 Rf7 win in 9 half-moves
9 Kb4 draw
10 Kc4 draw
11 Kd4 draw
12 Kd5 draw
13 Kd7 draw
14 Kd8 draw
15 Ke6 draw
16 Ke8 draw
17 Ked6 draw
18 Kf6 draw
19 Kf7 draw
20 Kf8 draw
21 Rf3 draw
22 Rg5 draw
23 Rh5 draw
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf2 loss in 2 half-moves