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 Kb7 draw
4 Kb8 draw
5 Kc7 draw
6 Kd7 draw
7 Kd8 draw
8 Kg1 draw
9 Kg2 draw
10 Kh2 draw
11 Ra1 draw
12 Rb1 draw
13 Rc1 draw
14 Rd1 draw
15 Re1 draw
16 Rf2 draw
17 Rf4 draw
18 Rf5 draw
19 Rf6 draw
20 Rg1 draw
21 Rf3 loss in 1 half-moves