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

EGTB: win in 2 half-moves

# move score
1 Rf6 win in 1 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 Rg6 draw
8 Rh5 draw
9 Rh7 draw
10 Ra6 loss in 2 half-moves
11 Rd6 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Rh2 loss in 2 half-moves
14 Rh4 loss in 2 half-moves
15 Rb6 loss in 1 half-moves
16 Rc6 loss in 1 half-moves
17 Rh1 loss in 1 half-moves
18 Rh3 loss in 1 half-moves
19 Rh8 loss in 1 half-moves