Complete all BOT.vinnik Chess: Winning Patterns Lessons
Complete all "Vukovic Mate" lessons
Complete all "Suffoction Mate" lessons
Complete all "Pillsbury's Mate" lessons
Complete all "Opera Mate" lessons
Complete all "Morphy's Mate" lessons
Complete all "Max Lange's Mate" lessons
Complete all "Lolli's Mate" lessons
Complete all "Légal Mate" lessons
Complete all "Hook Mate" lessons
Complete all "Greco's Mate" lessons
Complete all "Epaulette Mate" lessons
Complete all "Dovetail Mate" lessons
Complete all "Double Bishop Mate" lessons
Complete all "Damiano's Mate" lessons
Complete all "Corner Mate" lessons
Complete all "Boden's Mate" lessons
Complete all "Arabian Mate" lessons
Complete all "Anderssen's Mate" lessons
Complete all "Anastasia's Mate" lessons
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