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 Kb4 draw
3 Kb5 draw
4 Kc5 draw
5 Kd5 draw
6 Ra8 draw
7 Rc8 draw
8 Re8 draw
9 Rf3 draw
10 Rf5 draw
11 Rf6 draw
12 Rf7 draw
13 Rh8 draw
14 Kb3 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rg8 loss in 2 half-moves