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 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 Rc3 draw
12 Rd3 draw
13 Re3 draw
14 Rf1 draw
15 Rf2 draw
16 Rf5 draw
17 Rf6 draw
18 Rf7 draw
19 Rg3 draw
20 Rh3 draw
21 Rb3 loss in 2 half-moves
22 Rf8 loss in 2 half-moves