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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Ka8 draw
3 Kb7 draw
4 Kc7 draw
5 Kc8 draw
6 Kg4 draw
7 Kg5 draw
8 Kh4 draw
9 Kh6 draw
10 Ra3 draw
11 Ra4 draw
12 Ra5 draw
13 Ra6 draw
14 Ra8 draw
15 Rf7 draw
16 Rh7 draw
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rg7 loss in 2 half-moves