Practiced 9 positions on 7th-Rank Rook Pawn
Practiced 1 position on Interference

Practiced 11 positions on Key Squares
Practiced 10 positions on Attraction
Practiced 10 positions on Discovered Attacks
Practiced 10 positions on Overloaded Pieces
Practiced 10 positions on Underpromotion
Practiced 9 positions on Deflection
Practiced 8 positions on The Skewer
Practiced 8 positions on Opposition
Practiced 8 positions on The Pin
Practiced 7 positions on X-Ray
Practiced 6 positions on Greek Gift
Practiced 6 positions on Interference
Practiced 6 positions on Double Check
Practiced 5 positions on Counter Check
Practiced 5 positions on Zwischenzug
Practiced 5 positions on Undermining
Practiced 4 positions on Zugzwang
Practiced 4 positions on Desperado
Practiced 2 positions on 7th-Rank Rook Pawn

Practiced 13 positions on Checkmate Patterns III
Practiced 5 positions on Piece Checkmates I
Practiced 4 positions on Piece Checkmates II