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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ra1 draw
3 Rc1 draw
4 Rd1 draw
5 Re1 draw
6 Rf5 draw
7 Rf6 draw
8 Rf7 draw
9 Rf8 draw
10 Kd7 loss in 2 half-moves
11 Kd8 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves