Practised 16 positions on The Fork
Practised 8 positions on The Skewer
Practised 6 positions on Discovered Attacks
Practised 3 positions on Opposition
Practised 3 positions on Piece Checkmates II
Practised 6 positions on Discovered Attacks
Practised 3 positions on Opposition
Practised 3 positions on Piece Checkmates II