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 Kf2 draw
3 Kf3 draw
4 Ra1 draw
5 Rb1 draw
6 Rc1 draw
7 Rd1 draw
8 Re1 draw
9 Rf3 draw
10 Rf7 draw
11 Rf8 draw
12 Rg1 draw
13 Kg1 loss in 2 half-moves
14 Kg3 loss in 2 half-moves
15 Kh1 loss in 2 half-moves
16 Kh2 loss in 2 half-moves
17 Kh3 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rh1 loss in 2 half-moves