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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kf6 draw
6 Kf7 draw
7 Kf8 draw
8 Kg6 draw
9 Kg8 draw
10 Kh6 draw
11 Kh7 draw
12 Kh8 draw
13 Rd5 draw
14 Re5 draw
15 Rf6 draw
16 Rf7 draw
17 Rf8 draw
18 Rg5 draw
19 Rh5 draw
20 Ra5 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves