Practised 18 positions on Checkmate Patterns III
Practised 15 positions on Checkmate Patterns IV
Practised 8 positions on The Pin
Practised 8 positions on The Skewer
Practised 2 positions on Piece Checkmates II
Practised 8 positions on The Pin
Practised 8 positions on The Skewer
Practised 2 positions on Piece Checkmates II