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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Kf7 draw
3 Kf8 draw
4 Kgg7 draw
5 Kgh7 draw
6 Khg7 draw
7 Khh7 draw
8 Ra1 draw
9 Ra5 draw
10 Ra7 draw
11 Ra8 draw
12 Rb6 draw
13 Rf6 draw
14 Rg6 draw
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves