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

EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 Rd1 win in 5 half-moves
3 Re1 loss in 18 half-moves
4 Rh1 loss in 12 half-moves
5 Rg1 loss in 10 half-moves
6 Ra1 loss in 2 half-moves
7 Rb1 loss in 2 half-moves
8 Rf2 loss in 2 half-moves
9 Rf3 loss in 2 half-moves
10 Rf4 loss in 2 half-moves
11 Rf5 loss in 2 half-moves
12 Rf6 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rf8 loss in 2 half-moves