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 Rf2 draw
3 Rf3 draw
4 Rf6 draw
5 Rf1 loss in 26 half-moves
6 Kd2 loss in 16 half-moves
7 Ke2 loss in 16 half-moves
8 Kf1 loss in 16 half-moves
9 Kd1 loss in 6 half-moves
10 Kf2 loss in 6 half-moves
11 Rg5 loss in 4 half-moves
12 Rh5 loss in 4 half-moves
13 Rc5 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Ra5 loss in 1 half-moves
19 Rb5 loss in 1 half-moves