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

Book: ∞ / 0

# move proof disproof
1 Nd4 0
2 f5 0
3 Nb4 0
4 Ra8 0
5 Ne5 0
6 Nb8 0
7 Na5 0
8 Nd8 0
9 Ng8 0
10 Rb8 0
11 Rc8 0
12 a5 0
13 g5 0
14 Rd8 0
15 g6 0
16 Nf5 0
17 Nc8 0
18 f6 0
19 Ng6 0
20 Nd5 0
21 a6 0