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

EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 Ra5 win in 3 half-moves
3 Ra6 win in 3 half-moves
4 Rg7 win in 5 half-moves
5 Rh7 win in 5 half-moves
6 Kf4 draw
7 Kf5 draw
8 Kf6 draw
9 Kg6 draw
10 Kgg4 draw
11 Kgh4 draw
12 Kh2 draw
13 Kh5 draw
14 Kh6 draw
15 Khg4 draw
16 Khh4 draw
17 Ra4 draw
18 Ra8 draw
19 Rb7 draw
20 Rc7 draw
21 Kg2 loss in 2 half-moves
22 Kg3 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Ra2 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves
27 Rf7 loss in 2 half-moves