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 Rf8 win in 1 half-moves
3 Rc1 loss in 8 half-moves
4 Ra1 loss in 6 half-moves
5 Rb1 loss in 6 half-moves
6 Kd5 loss in 2 half-moves
7 Kd6 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf2 loss in 1 half-moves
20 Rf3 loss in 1 half-moves
21 Rg1 loss in 1 half-moves
22 Rh1 loss in 1 half-moves