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 Rb7 draw
3 Rc7 draw
4 Rd7 draw
5 Rf3 draw
6 Rf8 draw
7 Kf1 loss in 2 half-moves
8 Kf2 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kg1 loss in 2 half-moves
11 Kg3 loss in 2 half-moves
12 Kh1 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves