Practised 11 positions on Key Squares
Practised 10 positions on Deflection
Practised 10 positions on Attraction
Practised 8 positions on 7th-Rank Rook Pawn
Practised 8 positions on Opposition
Practised 7 positions on Interference
Practised 10 positions on Attraction
Practised 8 positions on 7th-Rank Rook Pawn
Practised 8 positions on Opposition
Practised 7 positions on Interference