Relation dl#participant__PC (dl#perdurant,dl#endurant)  the DOLCE predicate PC(x,y,t) means "x participates in y during t" but this relation respects the usual reading conventions: the 1st argument has for participant the 2nd
  subtype:  dl#total_participant  dl#temporary_total_participant
  inverse:  dl#participant_in
  related_to:  dolce#participant (dl)
  supertype:  pm#participant_in_Dolce_Lite (dl#perdurant,dl#endurant)
     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
              >part of:  pm#relation__related_thing__relatedthing___related_with  type for any relation (unary, binary, ..., *-ary) and instance of pm#relation_type
  supertype:  dl#immediate_relation__immediaterelation (dl#entity,dl#entity)
     supertype:  dl#conceptual_relation (dl#entity,dl#entity)
        supertype:  pm#relation_playing_a_special_role (*)  this type permits to categorize relations according to their roles ; this is a traditional but quite subjective way of categorizing relations
           >part of:  pm#relation__related_thing__relatedthing___related_with  type for any relation (unary, binary, ..., *-ary) and instance of pm#relation_type