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 Kd1 draw
3 Kd2 draw
4 Ke2 draw
5 Ra3 draw
6 Rb3 draw
7 Rc3 draw
8 Re2 draw
9 Re4 draw
10 Re5 draw
11 Re6 draw
12 Re7 draw
13 Re8 draw
14 Rf3 draw
15 Rh3 draw
16 Kf1 loss in 2 half-moves
17 Kf2 loss in 2 half-moves
18 Rd3 loss in 2 half-moves