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 Kf1 draw
3 Kf3 draw
4 Kg1 draw
5 Kg2 draw
6 Kg3 draw
7 Re5 draw
8 Rf6 draw
9 Rf7 draw
10 Rf8 draw
11 Rg5 draw
12 Rh5 draw
13 Rb5 loss in 4 half-moves
14 Ke1 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rd5 loss in 1 half-moves