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 Kd6 win in 3 half-moves
3 Kf6 win in 5 half-moves
4 Kd8 draw
5 Ke6 draw
6 Ke8 draw
7 Kf8 draw
8 Rc6 draw
9 Rg7 draw
10 Rg8 draw
11 Ka3 loss in 2 half-moves
12 Ka5 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rh6 loss in 2 half-moves