In the Selmostudio we have a sample of simple projects to learn and understand how to work with the Selmostudio.
Open the Selmostudio program and click on Tools in the top bar:
Here you can choose from a list a sample project. (New examples are constantly being added.)
In our case I choose the Example_2Cylinders:
Here you can see the modeled sample project.
Under Project notes you can see the documentation about the sample project to understand how it's build.