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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb6 win in 5 half-moves
3 Ka5 draw
4 Ka7 draw
5 Kb5 draw
6 Kf5 draw
7 Kf6 draw
8 Kg6 draw
9 Kh5 draw
10 Kh6 draw
11 Ra8 draw
12 Rb8 draw
13 Rc3 draw
14 Rc4 draw
15 Rc5 draw
16 Rc6 draw
17 Rc7 draw
18 Rd8 draw
19 Re8 draw
20 Rf8 draw
21 Rg8 draw
22 Kf4 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Rc1 loss in 2 half-moves
26 Rc2 loss in 2 half-moves
27 Rh8 loss in 2 half-moves