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

EGTB: win in 2 half-moves

# move score
1 Kf8 win in 1 half-moves
2 Ra1 draw
3 Kgg7 loss in 2 half-moves
4 Kgh7 loss in 2 half-moves
5 Khg7 loss in 2 half-moves
6 Khh7 loss in 2 half-moves
7 Ra2 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Kf7 loss in 1 half-moves
20 Rf7 loss in 1 half-moves