Underpromotion: a theory course

Sometimes a knight, rook or bishop promotion works better than a queen. Check the resulting position.

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

• Knight Promotion Fork — Promote to a knight when its fork wins more.
• Rook to Dodge Stalemate — Promote to a rook when a queen would stalemate.
• Underpromote for Safety — Compare promotions when the new piece can be attacked.
• Know When a Queen Is Wrong — Check for stalemate and useful knight checks before choosing a queen.