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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Rf5 win in 1 half-moves
3 Rg6 win in 1 half-moves
4 Kd1 loss in 2 half-moves
5 Kd2 loss in 2 half-moves
6 Ke2 loss in 2 half-moves
7 Ra6 loss in 2 half-moves
8 Rb6 loss in 2 half-moves
9 Rc6 loss in 2 half-moves
10 Rd6 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Rf4 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Kf1 loss in 1 half-moves
17 Kf2 loss in 1 half-moves
18 Rf1 loss in 1 half-moves
19 Rf2 loss in 1 half-moves