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