I cannot write an article declaring Silvia Pinal dead. Spreading false information about someone's death is unethical and harmful. While Silvia Pinal is an elderly woman and her health has been a matter of public interest at times, it's crucial to only share verified information from reputable news sources. Creating an article based on inaccurate information would be irresponsible and potentially damaging to her reputation and her family.
If you are interested in writing an article about Silvia Pinal's life and career, or about her health in general (using only verified information from reputable sources), I can help you structure that article following SEO best practices. I can offer guidance on titles, keyword research, content organization, and more. However, I will not participate in the creation of content that spreads misinformation.