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

EGTB: win in 2 half-moves

# move score
1 Rg2 win in 1 half-moves
2 Kg7 draw
3 Kg8 draw
4 Rg1 draw
5 Rg3 draw
6 Rg6 draw
7 Rh4 draw
8 Kh7 loss in 6 half-moves
9 Rf4 loss in 4 half-moves
10 Rc4 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re4 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Ra4 loss in 1 half-moves
17 Rb4 loss in 1 half-moves