Practised 22 positions on Checkmate Patterns II
Practised 4 positions on Checkmate Patterns III
Practised 3 positions on Checkmate Patterns I
Practised 1 position on Checkmate Patterns IV
Practised 1 position on Piece Checkmates II
Practised 3 positions on Checkmate Patterns I
Practised 1 position on Checkmate Patterns IV
Practised 1 position on Piece Checkmates II