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

Book: ∞ / 0

# move proof disproof
1 b4 0
2 f6 0
3 Qf8 0
4 Ke8 0
5 Kc6 0
6 Nh6 0
7 h5 0
8 Ke6 0
9 f5 0
10 c5 0
11 e5 0
12 Bb7 0
13 e6 0
14 c6 0
15 Nc6 0
16 g4 0
17 Qe8 0
18 h6 0
19 Nf6 0
20 Kd6 0
21 Ba6 0
22 Na6 0