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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Kf7 draw
3 Kfg7 draw
4 Kfg8 draw
5 Kh7 draw
6 Khg8 draw
7 Ra4 draw
8 Re4 draw
9 Rf2 draw
10 Rf3 draw
11 Rg4 draw
12 Rh4 draw
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Khg7 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves