Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kh3 win in 3 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kc6 draw
5 Kd4 draw
6 Kd6 draw
7 Ke4 draw
8 Ke5 draw
9 Kg3 draw
10 Kh1 draw
11 Ra3 draw
12 Ra5 draw
13 Ra6 draw
14 Ra7 draw
15 Ra8 draw
16 Re4 draw
17 Rf4 draw
18 Rg4 draw
19 Rh4 draw
20 Ke6 loss in 2 half-moves
21 Kg1 loss in 2 half-moves
22 Kg2 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rc4 loss in 2 half-moves
27 Rd4 loss in 2 half-moves