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 Nd5 0
4 a6 0
5 Kc6 0
6 Bb7 0
7 Ba6 0
8 Kd6 0
9 Ke7 0
10 Kd8 0
11 Ke8 0
12 Bg7 0
13 Bf8 0
14 c5 0
15 Ng8 0
16 Ne8 0
17 Ng4 0
18 Ke6 0
19 a5 0
20 Nc6 0
21 c6 0
22 Nh5 0
23 Ne4 0