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 Kd2 draw
5 Ke1 draw
6 Ke2 draw
7 Rf2 draw
8 Rf3 draw
9 Rh1 loss in 6 half-moves
10 Rf4 loss in 4 half-moves
11 Rf5 loss in 4 half-moves
12 Re1 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rf8 loss in 2 half-moves