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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rf7 loss in 16 half-moves
3 Rf8 loss in 4 half-moves
4 Ke4 loss in 2 half-moves
5 Ke5 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Kf4 loss in 2 half-moves
8 Kg4 loss in 2 half-moves
9 Kg5 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rh6 loss in 2 half-moves