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 Rb3 loss in 4 half-moves
3 Rc3 loss in 4 half-moves
4 Ke7 loss in 2 half-moves
5 Ke8 loss in 2 half-moves
6 Kf7 loss in 2 half-moves
7 Kg7 loss in 2 half-moves
8 Kg8 loss in 2 half-moves
9 Rd3 loss in 2 half-moves
10 Re3 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 Ra3 loss in 1 half-moves
15 Rf1 loss in 1 half-moves
16 Rf2 loss in 1 half-moves
17 Rg3 loss in 1 half-moves
18 Rh3 loss in 1 half-moves