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 Kc2 draw
3 Kd3 draw
4 Ke2 draw
5 Ke3 draw
6 Ra8 draw
7 Rb8 draw
8 Rf1 draw
9 Rf2 draw
10 Rf3 draw
11 Kd1 loss in 12 half-moves
12 Kc1 loss in 4 half-moves
13 Ke1 loss in 4 half-moves
14 Kc3 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves