Practised 23 positions on Checkmate Patterns II
Practised 18 positions on Checkmate Patterns III
Practised 18 positions on Checkmate Patterns I
Practised 2 positions on Piece Checkmates I
Practised 1 position on Zwischenzug
Practised 18 positions on Checkmate Patterns I
Practised 2 positions on Piece Checkmates I
Practised 1 position on Zwischenzug