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 Kb2 draw
5 Kc2 draw
6 Kg4 draw
7 Kg5 draw
8 Kg6 draw
9 Kh4 draw
10 Kh6 draw
11 Rd1 draw
12 Re1 draw
13 Rf2 draw
14 Rf7 draw
15 Rf8 draw
16 Rg1 draw
17 Rh1 draw
18 Kb1 loss in 2 half-moves
19 Kd1 loss in 2 half-moves
20 Kd2 loss in 2 half-moves
21 Rf3 loss in 1 half-moves