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 Re7 draw
8 Rf1 draw
9 Rf3 draw
10 Rh7 draw
11 Rf2 loss in 12 half-moves
12 Ke1 loss in 4 half-moves
13 Ke2 loss in 4 half-moves
14 Ke3 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Ra7 loss in 1 half-moves
18 Rb7 loss in 1 half-moves
19 Rc7 loss in 1 half-moves
20 Rd7 loss in 1 half-moves
21 Rf5 loss in 1 half-moves
22 Rf6 loss in 1 half-moves