<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 chemical reaction involved in photosynthesis? Context: The chemical reaction involved in photosynthesis is 6CO2 + 6H2O + light energy -> C6H12O6 + 6O2. Answer: [/INST]The chemical reaction involved in photosynthesis is 6CO2 + 6H2O + light energy -> C6H12O6 + 6O2.</s>