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 Ke1 draw
3 Ke2 draw
4 Kf2 draw
5 Kg1 draw
6 Kg2 draw
7 Rc3 draw
8 Rd3 draw
9 Re3 draw
10 Rf8 draw
11 Rg3 draw
12 Rh3 draw
13 Ra3 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves