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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rg1 draw
6 Rg2 draw
7 Rh4 draw
8 Kf5 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves