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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 Bb7 0
3 e6 0
4 Nf7 0
5 a6 0
6 Nc6 0
7 Ng4 0
8 Bg7 0
9 Ng8 0
10 Kc6 0
11 Ke6 0
12 e5 0
13 Na6 0
14 c6 0
15 Kd6 0
16 Ke8 0
17 Kd8 0
18 Ba6 0
19 a5 0
20 Nf5 0