Practised 15 positions on Checkmate Patterns IV
Practised 9 positions on Checkmate Patterns III
Practised 7 positions on X-Ray
Practised 7 positions on Interference
Practised 3 positions on Knight & Bishop Mate
Practised 7 positions on X-Ray
Practised 7 positions on Interference
Practised 3 positions on Knight & Bishop Mate