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