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 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Ra2 draw
8 Re2 draw
9 Rf2 draw
10 Rh1 draw
11 Rh4 loss in 4 half-moves
12 Rh5 loss in 4 half-moves
13 Rb2 loss in 2 half-moves
14 Rc2 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rh3 loss in 1 half-moves