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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Kd3 draw
3 Kd5 draw
4 Ke3 draw
5 Ke5 draw
6 Kf3 draw
7 Rf2 draw
8 Rf3 draw
9 Rf7 draw
10 Kd4 loss in 4 half-moves
11 Kf5 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves