How to generate puzzles from chess games(en.lichess.org)
en.lichess.org
How to generate puzzles from chess games
http://en.lichess.org/blog/U4sjakQAAEAAhH9d/how-training-puzzles-are-generated
1 comments
I believe chesstempo.com and chess.emrald.net generates their problems this way, or something similar. Decent results.