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 Kb2 draw
3 Kc3 draw
4 Kd1 draw
5 Kd2 draw
6 Kd3 draw
7 Ra8 draw
8 Rb8 draw
9 Rc8 draw
10 Re8 draw
11 Rf6 draw
12 Rf7 draw
13 Kb1 loss in 6 half-moves
14 Kc1 loss in 4 half-moves
15 Kb3 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves