Relation pm#manner (pm#process,pm#process_attribute_or_quality_or_measure)
  supertype:  pm#process_attribute__processattribute (pm#process,pm#process_attribute_or_quality_or_measure)
     supertype:  pm#relation_from_process_only (pm#process,?)
        supertype:  pm#case_relation__thematic_relation (pm#situation,*)
           supertype:  pm#relation_from_situation (pm#situation,*)
              supertype:  pm#relation_from/to_thing_of_common_kind (*)  this type permits to categorize relations according to their signatures and hence
          offers (i) a concise way to set essential exclusion relations, and (ii) a systematic and easy-to-follow categorization
                 supertype:  pm#relation__related_thing__relatedthing___related_with (*)  type for any relation (unary, binary, ..., *-ary) and instance of pm#relation_type
     supertype:  pm#what_relation (*)
        supertype:  pm#wh-/how_relation (*)  this type permits to categorize relations according to the usual who/what/why/where/when/how questions ; this is a traditional but very subjective and ineffective way of categorizing relations 
           supertype:  pm#relation__related_thing__relatedthing___related_with (*)  type for any relation (unary, binary, ..., *-ary) and instance of pm#relation_type


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