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 Ka2 draw
3 Kb2 draw
4 Kb3 draw
5 Kb4 draw
6 Rb4 draw
7 Rc4 draw
8 Rd4 draw
9 Re4 draw
10 Rg4 draw
11 Kf7 loss in 1 half-moves
12 Kf8 loss in 1 half-moves
13 Kg7 loss in 1 half-moves
14 Kh7 loss in 1 half-moves
15 Kh8 loss in 1 half-moves
16 Ra5 loss in 1 half-moves
17 Ra6 loss in 1 half-moves
18 Ra7 loss in 1 half-moves
19 Ra8 loss in 1 half-moves
20 Rh4 loss in 1 half-moves