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 Ra6 draw
10 Rb6 draw
11 Rc6 draw
12 Rd6 draw
13 Re6 draw
14 Rf7 draw
15 Rf8 draw
16 Ke3 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 Rg6 loss in 2 half-moves
22 Rh6 loss in 2 half-moves