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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Na6 loss in 2 half-moves
4 Na8 loss in 2 half-moves
5 Nc4 loss in 2 half-moves
6 Nc8 loss in 2 half-moves
7 Ncb5 loss in 2 half-moves
8 Nce8 loss in 2 half-moves
9 Nd5 loss in 2 half-moves
10 Ndb5 loss in 2 half-moves
11 Nde8 loss in 2 half-moves
12 Ne4 loss in 2 half-moves
13 Ne6 loss in 2 half-moves
14 Nf5 loss in 2 half-moves
15 Nf7 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Ra7 loss in 1 half-moves