system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
What is the most popular opening in chess?


assistant
The most popular opening in chess changes dramatically based on the skill level of the players. At a professional level, some of the most popular openings include the Sicilian Defence, the Ruy Lopez, or Spanish Opening, and the Italian Game. At a beginner level, popular openings include the London Opening, Sicilian Dragon, and King's Indian Defence.