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 Kf5 loss in 2 half-moves
3 Kf6 loss in 2 half-moves
4 Kf7 loss in 2 half-moves
5 Kg5 loss in 2 half-moves
6 Kg7 loss in 2 half-moves
7 Kh5 loss in 2 half-moves
8 Kh6 loss in 2 half-moves
9 Kh7 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Rc5 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rc1 loss in 1 half-moves
17 Rc2 loss in 1 half-moves
18 Rc3 loss in 1 half-moves
19 Rc4 loss in 1 half-moves
20 Rc8 loss in 1 half-moves