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 win in 1 half-moves
3 Rf6 win in 1 half-moves
4 Kf1 draw
5 Kf3 draw
6 Kg1 draw
7 Kg3 draw
8 Kh1 draw
9 Kh2 draw
10 Kh3 draw
11 Ra2 draw
12 Re2 draw
13 Rf1 draw
14 Rf3 draw
15 Rb2 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves