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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rh6 win in 1 half-moves
3 Kf2 loss in 2 half-moves
4 Kf3 loss in 2 half-moves
5 Kf4 loss in 2 half-moves
6 Kgg4 loss in 2 half-moves
7 Khg4 loss in 2 half-moves
8 Rb4 loss in 2 half-moves
9 Rc4 loss in 2 half-moves
10 Rd4 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Rf4 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Kgg2 loss in 1 half-moves
18 Kgh2 loss in 1 half-moves
19 Khg2 loss in 1 half-moves
20 Khh2 loss in 1 half-moves