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 Rb7 draw
3 Rc7 draw
4 Rd7 draw
5 Rf3 draw
6 Rf5 draw
7 Rf6 draw
8 Rh7 draw
9 Ke1 loss in 2 half-moves
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Kf1 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kg1 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg7 loss in 2 half-moves