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 Kf2 draw
4 Kf3 draw
5 Ra8 draw
6 Rb8 draw
7 Rf3 draw
8 Rf5 draw
9 Rf6 draw
10 Kg1 loss in 12 half-moves
11 Rf7 loss in 12 half-moves
12 Rg8 loss in 12 half-moves
13 Kg3 loss in 10 half-moves
14 Kh1 loss in 10 half-moves
15 Kh2 loss in 10 half-moves
16 Kh3 loss in 10 half-moves
17 Rh8 loss in 10 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves