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

Book: ∞ / 0

# move proof disproof
1 Nd8 0
2 Bh6 0
3 a5 0
4 Bg7 0
5 Na6 0
6 h5 0
7 e6 0
8 Nh6 0
9 e5 0
10 Nd6 0
11 Ne5 0
12 Rg8 0
13 c5 0
14 h6 0
15 Ke6 0
16 Kd6 0
17 Ba6 0
18 Kc7 0
19 Kd8 0
20 Ke8 0
21 Bb7 0
22 a6 0