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

Book: ∞ / 0

# move proof disproof
1 Ke6 0
2 e6 0
3 Ke8 0
4 Qb6 0
5 Qc7 0
6 Qg8 0
7 Ra7 0
8 Bb7 0
9 Qf8 0
10 e5 0
11 a4 0
12 Kc7 0
13 Ra6 0
14 Kd6 0
15 Qh8 0
16 Qe8 0
17 Ba6 0
18 Na6 0
19 c5 0