<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  Provide a popular database management system. Context: A popular database management system is MySQL, known for its open-source nature and versatility. Answer: [/INST]It is MySQL, known for its open-source nature and versatility.</s>