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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Re1 draw
3 Rg5 draw
4 Rg6 draw
5 Rg7 draw
6 Rh1 draw
7 Kc1 loss in 2 half-moves
8 Kc2 loss in 2 half-moves
9 Kd3 loss in 2 half-moves
10 Kdd2 loss in 2 half-moves
11 Kde1 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Ked2 loss in 2 half-moves
14 Kee1 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg8 loss in 2 half-moves