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 Kd5 draw
3 Ke5 draw
4 Ke7 draw
5 Rf8 draw
6 Rg6 draw
7 Rh8 draw
8 Kf6 loss in 14 half-moves
9 Kf5 loss in 12 half-moves
10 Kf7 loss in 8 half-moves
11 Re8 loss in 8 half-moves
12 Kd6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rg7 loss in 2 half-moves