Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Ka4 draw
3 Ka6 draw
4 Kb5 draw
5 Kb6 draw
6 Kd5 draw
7 Kd6 draw
8 Ke4 draw
9 Kf4 draw
10 Rf1 draw
11 Rf2 draw
12 Rf4 draw
13 Kb4 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves