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

Book: 274 / 990

# move proof disproof
1 Nc6 52 274
2 Na6 49 274
3 a6 43 274
4 d6 41 274
5 Nf6 22 274
6 e6 10 274
7 g5 344 275
8 b6 82 275
9 g6 74 275
10 Nh6 54 275
11 c6 53 275
12 a5 26 275
13 d5 4 275
14 h5 2 282
15 f5 1 283
16 c5 49 284
17 b5 44 284
18 h6 18 286
19 e5 3 287
20 f6 19 289