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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rg3 win in 1 half-moves
3 Rg4 win in 1 half-moves
4 Rg5 win in 1 half-moves
5 Rg8 win in 1 half-moves
6 Nb3 loss in 2 half-moves
7 Nc4 loss in 2 half-moves
8 Nc6 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rb2 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rbe7 loss in 2 half-moves
17 Rbf7 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rge7 loss in 2 half-moves
22 Rgf7 loss in 2 half-moves
23 Rbc7 loss in 1 half-moves
24 Rbd7 loss in 1 half-moves
25 Rgc7 loss in 1 half-moves
26 Rgd7 loss in 1 half-moves
27 Rh7 loss in 1 half-moves