Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rf5 win in 3 half-moves
3 Rf7 win in 3 half-moves
4 Rf8 win in 3 half-moves
5 Ra1 draw
6 Rb1 draw
7 Re1 draw
8 Rf6 draw
9 Kg4 loss in 2 half-moves
10 Kg5 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kg8 loss in 2 half-moves
13 Kh4 loss in 2 half-moves
14 Kh8 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rd1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves
21 K5g6 loss in 1 half-moves
22 K5h6 loss in 1 half-moves
23 K7g6 loss in 1 half-moves
24 K7h6 loss in 1 half-moves