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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Ra5 draw
4 Ra6 draw
5 Ra7 draw
6 Ra8 draw
7 Rd4 draw
8 Re4 draw
9 Rg4 draw
10 K3f4 loss in 2 half-moves
11 K3g4 loss in 2 half-moves
12 K3h4 loss in 2 half-moves
13 K5f4 loss in 2 half-moves
14 K5g4 loss in 2 half-moves
15 K5h4 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kg6 loss in 2 half-moves
22 Kh2 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Kh5 loss in 2 half-moves
25 Kh6 loss in 2 half-moves
26 Ra1 loss in 2 half-moves
27 Ra2 loss in 2 half-moves
28 Ra3 loss in 2 half-moves
29 Rb4 loss in 2 half-moves
30 Rc4 loss in 2 half-moves