Hello,
Start here and the related references and you will be well on your way to parsing this:
Please share what you have tried.
Here are some additional resources:
Resources
I encourage you to review the resources available here:
- The Processing website has references, examples, tutorials, etc.
https://processing.org/ - Those available with the Processing PDE (IDE).
An exploration of the tabs will reveal what is available; there are libraries and examples there. - The Coding Train
https://www.youtube.com/channel/UCvjgXvBlbQiydffZU7m1_aw
https://thecodingtrain.com/ - Happy Coding
Processing Tutorials - Happy Coding - The Processing Foundation
https://processingfoundation.org/
Check out the tabs.
In the education tab, there is a reference to the Coding Train.
:)