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

EGTB: win in 10 half-moves

# move score
1 g4 win in 9 half-moves
2 Rc1 win in 13 half-moves
3 Rf1 win in 13 half-moves
4 Rh1 win in 13 half-moves
5 g3 win in 17 half-moves
6 Ra1 loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rd1 loss in 2 half-moves
9 Re1 loss in 2 half-moves