Practised 8 positions on The Pin
Practised 6 positions on Opposition
Practised 4 positions on Zugzwang
Practised 1 position on 7th-Rank Rook Pawn
Practised 1 position on Checkmate Patterns I
Practised 4 positions on Zugzwang
Practised 1 position on 7th-Rank Rook Pawn
Practised 1 position on Checkmate Patterns I