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 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd3 draw
6 Ke1 draw
7 Ke2 draw
8 Ke3 draw
9 Rc1 draw
10 Re1 draw
11 Rf1 draw
12 Ra1 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rh1 loss in 2 half-moves