Example with mandatory variables not filled in

rougail:                      # Rougail
  var2: example               # A second variable

Example with all variables modifiable

rougail:                      # Rougail
  var:                        # A suffix variable
    - val1
    - val2
  var2: example               # A second variable
  dynval1:                    # A dynamic family
    vardyn: val               # A dynamic variable
  dynval2:                    # A dynamic family
    vardyn: val               # A dynamic variable