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

Book: ∞ / 0

# move proof disproof
1 e5 0
2 Na6 0
3 Nc6 0
4 f6 0
5 Bh6 0
6 c5 0
7 Bg7 0
8 e6 0
9 Ke6 0
10 Kd8 0
11 Kd6 0
12 Kc6 0
13 Nf6 0
14 f5 0
15 a5 0
16 a6 0
17 Nh6 0
18 Bb7 0
19 Qd8 0
20 c6 0
21 Ba6 0