Weak Squares & Colour Complexes: a middlegame course

Weak squares and bishop colors shape piece activity. Check whether opposing pawns can still challenge the square.

5 lessons, each followed by its own puzzle drill, then 10 themed puzzle packs.

• The Hole — Find a useful square opposing pawns cannot readily control.
• Occupy and Support the Weak Square — Plan a supported route to the square.
• The Bad Bishop — Identify which pawns restrict the bishop.
• Invade the Other Colour — Use useful squares the opposing bishop cannot control.
• The Hole by the King — Count every defender before using a square beside the king.