Example with mandatory variables not filled in

rougail:                      # Rougail
  family1:                    # The first family
    var: example
  family2:                    # The second family
    var: example

Example with all variables modifiable

rougail:                      # Rougail
  family1:                    # The first family
    var: example
  family2:                    # The second family
    var: example