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

EGTB: win in 2 half-moves

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