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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Kf8 draw
3 Ra1 draw
4 Ra6 draw
5 Rb2 draw
6 Rc2 draw
7 Rd2 draw
8 Re2 draw
9 Kf7 loss in 2 half-moves
10 Kgg7 loss in 2 half-moves
11 Kgh7 loss in 2 half-moves
12 Khg7 loss in 2 half-moves
13 Khh7 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves