<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 formula for calculating the area of a rectangle? Context: The formula for calculating the area of a rectangle is length times width. Answer: [/INST]The formula for calculating the area of a rectangle is length times width.</s>