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

EGTB: win in 2 half-moves

# move score
1 Rf7 win in 1 half-moves
2 Rf8 win in 1 half-moves
3 Ka7 draw
4 Ka8 draw
5 Kb7 draw
6 Kc7 draw
7 Kc8 draw
8 Kd2 draw
9 Kd3 draw
10 Kd4 draw
11 Ke2 draw
12 Ke4 draw
13 Kf2 draw
14 Kf4 draw
15 Rf2 draw
16 Rf4 draw
17 Rf5 draw
18 Rf6 draw
19 Rg3 draw
20 Rh3 draw
21 Rf1 loss in 1 half-moves