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 Kb6 draw
3 Kb7 draw
4 Kc5 draw
5 Kc7 draw
6 Kd5 draw
7 Ke1 draw
8 Kf1 draw
9 Kg2 draw
10 Kg3 draw
11 Ra2 draw
12 Ra3 draw
13 Ra4 draw
14 Ra6 draw
15 Rb1 draw
16 Rc1 draw
17 Rd1 draw
18 Rg1 draw
19 Rh1 draw
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Ke2 loss in 2 half-moves
23 Ke3 loss in 2 half-moves
24 Kf3 loss in 2 half-moves
25 Ra5 loss in 2 half-moves
26 Ra7 loss in 2 half-moves
27 Ra8 loss in 2 half-moves
28 Re1 loss in 2 half-moves
29 Rf1 loss in 2 half-moves
30 Kg1 loss in 1 half-moves