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 Kd1 draw
3 Kd2 draw
4 Ke2 draw
5 Kf2 draw
6 Rf2 draw
7 Rf3 draw
8 Rf5 draw
9 Rf6 draw
10 Rf7 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rh1 loss in 2 half-moves