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

Book: ∞ / 0

# move proof disproof
1 Na6 0
2 Ne6 0
3 Kc7 0
4 e6 0
5 Rg8 0
6 Kd6 0
7 Ke6 0
8 e5 0
9 a5 0
10 g4 0
11 Nf7 0
12 Bb7 0
13 h6 0
14 Ke8 0
15 Bg7 0
16 Bh6 0
17 a6 0
18 Nb7 0
19 c5 0
20 Ba6 0