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

EGTB: win in 2 half-moves

# move score
1 Rf5 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Kb1 draw
4 Kc2 draw
5 Kd1 draw
6 Rf2 draw
7 Rf3 draw
8 Rf4 draw
9 Rf7 draw
10 Kb2 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kg5 loss in 1 half-moves
13 Kg6 loss in 1 half-moves
14 Kg7 loss in 1 half-moves
15 Kh5 loss in 1 half-moves
16 Kh7 loss in 1 half-moves
17 Rd1 loss in 1 half-moves
18 Re1 loss in 1 half-moves
19 Rf8 loss in 1 half-moves
20 Rg1 loss in 1 half-moves
21 Rh1 loss in 1 half-moves