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

Book: ∞ / 0

# move proof disproof
1 a5 0
2 Kd6 0
3 Kc6 0
4 Kd8 0
5 c5 0
6 Ke8 0
7 Ke7 0
8 g4 0
9 Rg8 0
10 Bf8 0
11 Na6 0
12 Nc6 0
13 Bg7 0
14 Bb7 0
15 Ke6 0
16 Rd8 0
17 c6 0
18 a6 0
19 Rf8 0
20 Re8 0
21 Ba6 0