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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Rc5 win in 3 half-moves
3 Rb8 loss in 14 half-moves
4 Rd5 loss in 14 half-moves
5 Ra5 loss in 12 half-moves
6 Rb7 loss in 10 half-moves
7 Nc4 loss in 2 half-moves
8 Nc6 loss in 2 half-moves
9 Nd3 loss in 2 half-moves
10 Nd7 loss in 2 half-moves
11 Nf3 loss in 2 half-moves
12 Nf7 loss in 2 half-moves
13 Ng4 loss in 2 half-moves
14 Ng6 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves