Practised 5 positions on Key Squares
Practised 5 positions on The Skewer
Practised 3 positions on The Pin
Practised 2 positions on X-Ray
Practised 2 positions on 7th-Rank Rook Pawn
Practised 3 positions on The Pin
Practised 2 positions on X-Ray
Practised 2 positions on 7th-Rank Rook Pawn