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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Rc1 draw
4 Re1 draw
5 Rf5 draw
6 Rf6 draw
7 Kg7 loss in 2 half-moves
8 Kg8 loss in 2 half-moves
9 Kh7 loss in 2 half-moves
10 Ra1 loss in 2 half-moves
11 Rb1 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Rf2 loss in 2 half-moves
14 Rf3 loss in 2 half-moves
15 Rf4 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rh1 loss in 2 half-moves