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 Kf6 draw
3 Kf7 draw
4 Kf8 draw
5 Kg6 draw
6 Kg8 draw
7 Kh6 draw
8 Kh7 draw
9 Re4 draw
10 Rf4 draw
11 Rg5 draw
12 Rg6 draw
13 Rh4 draw
14 Rg1 loss in 10 half-moves
15 Kh8 loss in 6 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rg3 loss in 2 half-moves
19 Rc4 loss in 1 half-moves
20 Rd4 loss in 1 half-moves