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 Kb2 draw
3 Kg5 draw
4 Kg6 draw
5 Kg7 draw
6 Ra2 draw
7 Rd1 draw
8 Re1 draw
9 Rf1 draw
10 Rh1 draw
11 Ka4 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kh5 loss in 2 half-moves
15 Kh7 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Ka2 loss in 1 half-moves