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

EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Rf6 win in 7 half-moves
3 Rf7 win in 7 half-moves
4 Rf8 win in 9 half-moves
5 g4 loss in 2 half-moves
6 Ra2 loss in 2 half-moves
7 Rb2 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Re2 loss in 2 half-moves
10 Rf1 loss in 2 half-moves
11 Rf4 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rh2 loss in 2 half-moves
15 Rd2 loss in 1 half-moves