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 Rf6 win in 3 half-moves
4 Ra1 draw
5 Rb1 draw
6 Rd1 draw
7 Rf7 draw
8 Rf8 draw
9 K4g4 loss in 2 half-moves
10 K4g5 loss in 2 half-moves
11 K5g4 loss in 2 half-moves
12 K5g5 loss in 2 half-moves
13 Kg3 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kh3 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rh1 loss in 2 half-moves