<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:  When was the Empire State Building completed? Context: The Empire State Building was completed on April 11, 1931. Answer: [/INST]The Empire State Building was completed on April 11, 1931.</s>