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

EGTB: win in 2 half-moves

# move score
1 Re7 win in 1 half-moves
2 Rb8 loss in 6 half-moves
3 Kf7 loss in 4 half-moves
4 Kf8 loss in 4 half-moves
5 Kg8 loss in 4 half-moves
6 Kh7 loss in 4 half-moves
7 Kh8 loss in 4 half-moves
8 Ra7 loss in 4 half-moves
9 Rb2 loss in 4 half-moves
10 Rb6 loss in 4 half-moves
11 Rc7 loss in 4 half-moves
12 Kf6 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kh6 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves