<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 process of soil erosion? Context: Soil erosion is caused by wind or water removing the topsoil. Answer: [/INST]Soil erosion occurs when wind or water remove the topsoil.</s>