Example with all variables modifiable

---
rougail:                      # Rougail
  var:                        # A identifier variable
    - val1
    - val2
  dynval1:                    # A dynamic family
    family:                   # A family inside dynamic family
      var: val1               # A dynamic variable
  dynval2:                    # A dynamic family
    family:                   # A family inside dynamic family
      var: val2               # A dynamic variable
  var2: val1                  # A varible outside dynamic family