Practised 12 positions on Checkmate Patterns III
Practised 10 positions on Attraction
Practised 10 positions on Underpromotion
Practised 7 positions on X-Ray
Practised 6 positions on Key Squares
Practised 6 positions on Greek Gift
Practised 5 positions on Zwischenzug
Practised 3 positions on Knight & Bishop Mate
Practised 2 positions on The Fork
Practised 1 position on Piece Checkmates II
Practised 10 positions on Underpromotion
Practised 7 positions on X-Ray
Practised 6 positions on Key Squares
Practised 6 positions on Greek Gift
Practised 5 positions on Zwischenzug
Practised 3 positions on Knight & Bishop Mate
Practised 2 positions on The Fork
Practised 1 position on Piece Checkmates II