Practised 10 positions on The Fork
Practised 5 positions on The Pin
Practised 4 positions on Checkmate Patterns I
Practised 4 positions on Piece Checkmates I
Practised 2 positions on Checkmate Patterns II
Practised 2 positions on Double Check
Practised 2 positions on The Skewer
Practised 2 positions on X-Ray
Practised 1 position on Overloaded Pieces
Practised 4 positions on Checkmate Patterns I
Practised 4 positions on Piece Checkmates I
Practised 2 positions on Checkmate Patterns II
Practised 2 positions on Double Check
Practised 2 positions on The Skewer
Practised 2 positions on X-Ray
Practised 1 position on Overloaded Pieces
