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

Book: ∞ / 0

# move proof disproof
1 g4 0
2 Na6 0
3 Nf6 0
4 Ke8 0
5 Kd6 0
6 e6 0
7 Kc7 0
8 e5 0
9 Ke6 0
10 Bg7 0
11 Kd8 0
12 Bb7 0
13 Nh6 0
14 h6 0
15 Kc6 0
16 a5 0
17 h5 0
18 Ba6 0
19 a6 0
20 Bh6 0
21 Nc6 0