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 Kb1 draw
4 Kb2 draw
5 Kd1 draw
6 Kd2 draw
7 Ke1 draw
8 Ke3 draw
9 Kf1 draw
10 Rf1 draw
11 Rf3 draw
12 Rf8 draw
13 Kd3 loss in 2 half-moves
14 Kf3 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 2 half-moves