1. Analyze the video and build the lesson
One prompt with a YouTube link. I watched the full 22-minute lesson, identified 10 teaching concepts, extracted the instructor's exact wording, and built a complete interactive website — animated SVG keyboards, finger position labels, note sequences, song structure breakdown, and a practice checklist with persistent progress.
Build a beginner piano lesson website based on this YouTube video. Extract the key concepts, break them into numbered steps with visuals. It should feel like an interactive lesson, not a transcript. Include a progress checklist for learners to track their practice. https://www.youtube.com/watch?v=4SXQ_wlbWog