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 Kf7 loss in 2 half-moves
3 Kf8 loss in 2 half-moves
4 Kg7 loss in 2 half-moves
5 Kh7 loss in 2 half-moves
6 Kh8 loss in 2 half-moves
7 Rc2 loss in 2 half-moves
8 Re2 loss in 2 half-moves
9 Rf1 loss in 2 half-moves
10 Rf3 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
15 Rg2 loss in 2 half-moves
16 Rh2 loss in 2 half-moves
17 Ra2 loss in 1 half-moves
18 Rb2 loss in 1 half-moves
19 Rd2 loss in 1 half-moves