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 Kf4 draw
3 Kg4 draw
4 Rc4 draw
5 Rh3 draw
6 Rh5 draw
7 Ka5 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Ke4 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh2 loss in 2 half-moves
25 Rh6 loss in 2 half-moves
26 Rh7 loss in 2 half-moves
27 Rh8 loss in 2 half-moves