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 Rc8 draw
3 Rf5 draw
4 Rf6 draw
5 K1g1 loss in 2 half-moves
6 K1g2 loss in 2 half-moves
7 K2g1 loss in 2 half-moves
8 K2g2 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kh3 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves