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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Ra5 draw
3 Rh4 draw
4 Rh7 draw
5 Kb7 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Kcc6 loss in 2 half-moves
8 Kcc8 loss in 2 half-moves
9 Kcd6 loss in 2 half-moves
10 Kcd8 loss in 2 half-moves
11 Kdc6 loss in 2 half-moves
12 Kdc8 loss in 2 half-moves
13 Kdd6 loss in 2 half-moves
14 Kdd8 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ke8 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
23 Rg5 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh2 loss in 2 half-moves
26 Rh3 loss in 2 half-moves
27 Rh6 loss in 2 half-moves
28 Rh8 loss in 2 half-moves