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 Kf3 loss in 14 half-moves
3 Rh2 loss in 14 half-moves
4 Kf4 loss in 12 half-moves
5 Kh3 loss in 12 half-moves
6 Rh1 loss in 8 half-moves
7 Kg4 loss in 6 half-moves
8 Rh3 loss in 6 half-moves
9 Kf2 loss in 4 half-moves
10 Kg2 loss in 4 half-moves
11 Kh2 loss in 4 half-moves
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Rh8 loss in 2 half-moves