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

EGTB: win in 8 half-moves

# move score
1 Rb5 win in 7 half-moves
2 Rb1 loss in 8 half-moves
3 Rb2 loss in 8 half-moves
4 Rb3 loss in 8 half-moves
5 g3 loss in 2 half-moves
6 g4 loss in 2 half-moves
7 Nf2 loss in 2 half-moves
8 Ng3 loss in 2 half-moves
9 Ra7 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc7 loss in 2 half-moves
13 Rd7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Rb4 loss in 1 half-moves
17 Re7 loss in 1 half-moves
18 Rg7 loss in 1 half-moves