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 Ke1 draw
3 Ke2 draw
4 Kf1 draw
5 Kf3 draw
6 Kg1 draw
7 Kg2 draw
8 Kg3 draw
9 Rd8 draw
10 Re8 draw
11 Rf5 draw
12 Rf6 draw
13 Rf7 draw
14 Rg8 draw
15 Rh8 draw
16 Ke3 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rf3 loss in 2 half-moves