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

EGTB: win in 4 half-moves

# move score
1 Na3 win in 3 half-moves
2 Bc7 loss in 2 half-moves
3 Bg3 loss in 2 half-moves
4 Nc3 loss in 2 half-moves
5 Nd2 loss in 2 half-moves
6 Ba1 loss in 1 half-moves
7 Bb2 loss in 1 half-moves
8 Bb8 loss in 1 half-moves
9 Bc3 loss in 1 half-moves
10 Bd4 loss in 1 half-moves
11 Bd6 loss in 1 half-moves
12 Bf4 loss in 1 half-moves
13 Bf6 loss in 1 half-moves
14 Bg7 loss in 1 half-moves
15 Bh2 loss in 1 half-moves
16 Bh8 loss in 1 half-moves