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

EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Ra1 draw
3 Re1 draw
4 Rf2 draw
5 Rf3 draw
6 Rg1 draw
7 Rh1 draw
8 Rb1 loss in 2 half-moves
9 Rc1 loss in 2 half-moves
10 Rd1 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rf8 loss in 2 half-moves