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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Ke6 loss in 10 half-moves
3 Rf7 loss in 10 half-moves
4 Ke5 loss in 8 half-moves
5 Kf5 loss in 2 half-moves
6 Kf7 loss in 2 half-moves
7 Kg5 loss in 2 half-moves
8 Kg6 loss in 2 half-moves
9 Kg7 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rc7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re4 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rh7 loss in 2 half-moves
19 Re1 loss in 1 half-moves
20 Re2 loss in 1 half-moves
21 Re3 loss in 1 half-moves