Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Nf6 draw
3 Nf8 draw
4 Rg2 draw
5 Rg3 draw
6 Rg4 draw
7 Rh1 draw
8 g6 loss in 2 half-moves
9 Ra1 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Re1 loss in 2 half-moves