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 Kb1 draw
3 Kb2 draw
4 Kb6 draw
5 Kb7 draw
6 Kc2 draw
7 Kc5 draw
8 Kc7 draw
9 Kd5 draw
10 Kd6 draw
11 Ra3 draw
12 Rb3 draw
13 Rc4 draw
14 Rc5 draw
15 Rd3 draw
16 Re3 draw
17 Kd1 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves