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 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Ke8 draw
8 Re8 draw
9 Rf1 draw
10 Rf2 draw
11 Rf3 draw
12 Rf5 draw
13 Rf6 draw
14 Rg8 draw
15 Rh8 draw
16 Kc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves