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 Kd5 draw
3 Ke5 draw
4 Ra5 draw
5 Rb5 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Rf6 draw
10 Rf8 draw
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kf7 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves