Practised 11 positions on Key Squares
Practised 10 positions on Underpromotion
Practised 8 positions on 7th-Rank Rook Pawn
Practised 8 positions on Opposition
Practised 7 positions on Interference
Practised 6 positions on Greek Gift
Practised 6 positions on X-Ray
Practised 5 positions on Overloaded Pieces
Practised 5 positions on Zwischenzug
Practised 3 positions on Basic Rook Endgames
Practised 2 positions on Attraction
Practised 8 positions on 7th-Rank Rook Pawn
Practised 8 positions on Opposition
Practised 7 positions on Interference
Practised 6 positions on Greek Gift
Practised 6 positions on X-Ray
Practised 5 positions on Overloaded Pieces
Practised 5 positions on Zwischenzug
Practised 3 positions on Basic Rook Endgames
Practised 2 positions on Attraction