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 Kf4 win in 7 half-moves
3 Rg5 win in 7 half-moves
4 Kb6 draw
5 Kc6 draw
6 Kcd5 draw
7 Kd6 draw
8 Rh4 draw
9 Kb4 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kc4 loss in 2 half-moves
12 Kcd4 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Ked4 loss in 2 half-moves
17 Ked5 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves
23 Rg6 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves