<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:  Provide an explanation of the term 'big data'. Context: Big data refers to large and complex data sets that require specialized processing. Answer: [/INST]It refers to large and complex data sets that require specialized processing.</s>