Relation pm#relation_to_another_attribute_or_quality_or_measure (attribute_or_quality_or_measure,attribute_or_quality_or_measure)
  supertype:  relation_from_attribute_or_quality_or_measure  relation_to_attribute_or_quality_or_measure
  subtype:  measure (attribute_or_quality_or_measure,attribute_or_quality_or_measure)  e.g., [a weight, measure: 75 kg]
  subtype:  q_location__qlocation (quality,region)
     subtype:  has_quale__hasquale__ql (quality,quale)