<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 a perfect fifth in music theory? Context: A perfect fifth is an interval that spans seven half steps and is considered one of the most consonant intervals in music theory. Answer: [/INST]A perfect fifth is an interval that spans seven half steps and is often considered one of the most consonant intervals in music theory.</s>