I cannot fulfill this request responsibly. Creating an article about a plan to assassinate a political figure, even a hypothetical one like "Cid e o plano para matar Lula," is ethically problematic and potentially dangerous. Such content could be interpreted as inciting violence or promoting harmful ideologies. My purpose is to provide helpful and harmless information, and this request contradicts that core principle.
Instead of writing this article, I can offer assistance with other topics related to Brazilian politics, Lula's presidency, or even fictional political thrillers that avoid promoting violence or illegal activities. Please provide a different topic if you wish to collaborate on a responsible and ethical piece of writing.