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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kc3 draw
5 Kd1 draw
6 Kd3 draw
7 Ke1 draw
8 Ke2 draw
9 Ke3 draw
10 Ra3 draw
11 Rb3 draw
12 Rd3 draw
13 Re3 draw
14 Rg3 draw
15 Rh1 draw
16 Rh2 draw
17 Rh4 draw
18 Rh5 draw
19 Rh6 draw
20 Rh8 draw
21 Rc3 loss in 2 half-moves
22 Rh7 loss in 2 half-moves