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

Book: ∞ / 0

# move proof disproof
1 e6 0
2 Nf6 0
3 Ke6 0
4 Bb7 0
5 Na6 0
6 f6 0
7 Kc7 0
8 Nh6 0
9 f5 0
10 c5 0
11 a6 0
12 e5 0
13 Bg7 0
14 Bh6 0
15 Kd6 0
16 Kd8 0
17 Ke8 0
18 a5 0
19 Ba6 0