How to draw Grain Rain's mind map?

Grain Rain's mind mapping method is as follows:

1, how to draw the mind map of solar terms in early Grain Rain.

2. The second psychological map of Grain Rain solar terms is very simple.

3. The third psychological map of solar terms in Grain Rain.

4, the fourth Grain Rain solar terms mind map content.

5. The fifth psychological map of solar terms in Grain Rain.

The above is Grain Rain's mind-guided painting.