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 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Kg7 draw
8 Kg8 draw
9 Kh7 draw
10 Rc7 draw
11 Rd7 draw
12 Re1 draw
13 Re5 draw
14 Re6 draw
15 Re8 draw
16 Rg7 draw
17 Rh7 draw
18 Rb7 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re3 loss in 2 half-moves
21 Re4 loss in 2 half-moves