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

Book: ∞ / 0

# move proof disproof
1 Ba6 0
2 Nc6 0
3 Na6 0
4 f5 0
5 Bb7 0
6 g4 0
7 Qd8 0
8 Ke6 0
9 Nf6 0
10 Kc6 0
11 e6 0
12 Kd6 0
13 Kc7 0
14 Kd8 0
15 f6 0
16 e5 0
17 a6 0
18 Bg7 0
19 Bh6 0
20 Nh6 0