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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Re4 draw
7 Rg7 draw
8 Rg8 draw
9 K7c8 loss in 2 half-moves
10 K7e8 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 K7c7 loss in 1 half-moves
15 K7e7 loss in 1 half-moves
16 K8c7 loss in 1 half-moves
17 K8c8 loss in 1 half-moves
18 K8e7 loss in 1 half-moves
19 K8e8 loss in 1 half-moves
20 Rg1 loss in 1 half-moves
21 Rg2 loss in 1 half-moves
22 Rg3 loss in 1 half-moves
23 Rg5 loss in 1 half-moves
24 Rg6 loss in 1 half-moves
25 Rh4 loss in 1 half-moves