1. Write down the central theme: write down "the day your highness came" in the center of the mind map and mark it with a big circle or box.
2. Subdivide the theme: think about all aspects related to the theme, such as the princess's activities, costumes, decorations, celebrations, etc. Write these topics in a small circle or box around the topic circle, and each topic is connected with the topic circle with a line.
3. Branch Association: Think about more detailed sub-topics or related information under each topic and write them in small circles or boxes connected with each topic.
4. Hierarchical expansion: Continue to expand from each sub-topic and add more branches and related information as needed. This can form a mind map with a hierarchical structure. Mind mapping is a tool to graphically display ideas and opinions, and it is used to organize, organize, record and express information. Based on the thinking mode of brain association and correlation, it graphically displays topics and related information on branches around a central node.