<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 fossil? Context: A fossil is the preserved remains or traces of animals, plants, and other organisms from the remote past. Answer: [/INST]A fossil is the preserved remains or traces of animals, plants, and other organisms from the remote past.</s>