<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:  What is the difference between major and minor chords? Context: Major chords are happy sounding and more commonly used, while minor chords sound sad or melancholic. Answer: [/INST]Major chords are more commonly used and sound happy, while minor chords sound more melancholic or sad.</s>