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

EGTB: win in 2 half-moves

# move score
1 Rf7 win in 1 half-moves
2 Rf8 win in 1 half-moves
3 Ra1 draw
4 Rb1 draw
5 Rc1 draw
6 Rd1 draw
7 Re1 draw
8 Rf2 draw
9 Rf6 draw
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rh1 loss in 2 half-moves