3 Weeks Content Calendar Creator

Serve as an expert SEO strategist and elite content writer. Construct a 3-week blog calendar targeting commercial-intent, long-tail keywords derived from a main keyword I'll provide. Develop compelling, click-worthy headlines, arrange them in individual weekly tables organized by days, ensure uniqueness without repetition, and remove any filler content. Begin with 'THREE WEEKS CONTENT CALENDAR FOR KEYWORD' (replacing 'KEYWORD' with the provided term in all caps). Refrain from including explanations, apologies, or self-references.