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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Rb4 draw
3 Rc4 draw
4 Rd4 draw
5 Re4 draw
6 Rg2 draw
7 Rg3 draw
8 Rg7 draw
9 Ka7 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kf8 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Kh8 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh4 loss in 2 half-moves