Project

            classDiagram
      namespace Users {
        class _Users_Project_yaml["Project"]
        class _Users_InternalProject_yaml["Internal Project"]
        class _Users_CustomerProject_yaml["Customer Project"]
      }
      namespace Expenses {
        class _Expenses_Expense_yaml["Expense"]
      }
      _Expenses_Expense_yaml ..> _Users_Project_yaml :costCenter
      _Users_Project_yaml <|-- _Users_InternalProject_yaml 
      _Users_Project_yaml <|-- _Users_CustomerProject_yaml 
      click _Users_Project_yaml href "./Project.yaml.html" "Project"
      click _Expenses_Expense_yaml href "../Expenses/Expense.yaml.html" "Expense"
      click _Users_InternalProject_yaml href "./InternalProject.yaml.html" "Internal Project"
      click _Users_CustomerProject_yaml href "./CustomerProject.yaml.html" "Customer Project"