Practised 23 positions on Checkmate Patterns II
Practised 17 positions on Checkmate Patterns I
Practised 8 positions on The Pin
Practised 7 positions on X-Ray
Practised 5 positions on Piece Checkmates I
Practised 8 positions on The Pin
Practised 7 positions on X-Ray
Practised 5 positions on Piece Checkmates I