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 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kb6 draw
6 Kb7 draw
7 Kc1 draw
8 Kc2 draw
9 Kc5 draw
10 Ra1 draw
11 Ra2 draw
12 Ra4 draw
13 Ra6 draw
14 Ra8 draw
15 Rb3 draw
16 Rc3 draw
17 Rh3 draw
18 Kc7 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Rd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rg3 loss in 2 half-moves