Explain the process of photosynthesis, including the main stages and the role of sunlight and chlorophyll. Your response should contain at least 3 placeholders represented by square brackets, such as [address]. Include keywords [photosynthesis, chlorophyll, sunlight, glucose, oxygen] in the response. Your answer must contain exactly 3 bullet points. Use the markdown bullet points such as: * This is point 1. At the end of your response, please explicitly add a postscript starting with P.S.
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