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 Kg1 draw
3 Kg2 draw
4 Kh3 draw
5 Ra2 draw
6 Rd2 draw
7 Rf3 draw
8 Rf5 draw
9 Rf6 draw
10 Rf7 draw
11 Rf8 draw
12 Rg2 draw
13 Kh1 loss in 6 half-moves
14 Kg3 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rb2 loss in 1 half-moves
18 Rc2 loss in 1 half-moves