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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 Bb7 0
3 Kd8 0
4 Ke8 0
5 Ng8 0
6 Kd6 0
7 Nf5 0
8 f5 0
9 Ng4 0
10 Kc7 0
11 Re8 0
12 Rd8 0
13 Rg8 0
14 Rf8 0
15 e6 0
16 Ke6 0
17 Rc7 0
18 Rb7 0
19 e5 0
20 f6 0
21 c5 0
22 Ra8 0
23 a5 0