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 Rb3 draw
8 Rc3 draw
9 Rd3 draw
10 Re3 draw
11 Rg1 draw
12 Rg4 draw
13 Rg5 draw
14 Rg6 draw
15 Rg7 draw
16 Rg8 draw
17 Rh3 draw
18 Ra3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves