#struggle.effort__battle  an energetic attempt to achieve something; "getting through the crowd was a real struggle"; "he fought a battle for recognition"
  subtype:  duel  scramble  joust
  supertype:  effort__attempt__endeavor__endeavour__try  earnest and conscientious activity intended to do or accomplish something: "made an effort to cover all the reading material"; "wished him luck in his endeavor"; "she gave it a good try"
     supertype:  activity  any specific activity or pursuit; "they avoided all recreational activity"
        supertype:  human_action__humanaction__act__human_activity__humanactivity  something that people do or cause to happen
           supertype:  process__proces  situation commonly considered as making a change during some period of time
              supertype:  situation  something that "occurs" in a real/imaginary region of time and space
                 supertype:  thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
              supertype:  process_or_process_description
                 supertype:  processing_thing
                    supertype:  thing_playing_some_role  category to classify things according to roles/viewpoints; classification under this category is application-dependant
                       supertype:  thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type
           supertype:  process__proces__physicalsituation  intuitively, the class of things that happen and have temporal parts or stages; examples include extended events like a football match or a race, actions like pursuing and reading, and biological processes; sumo#process is not identical to pm#situation because an instance of pm#situation is not necessarily an instance of sumo#physical
              supertype:  situation  something that "occurs" in a real/imaginary region of time and space
              supertype:  process_or_process_description
              supertype:  physical__physical_thing  an entity that has a location in space-time; locations are themselves understood to have a location in space-time; click here for more details on the identical category sowa#physical_thing
                 supertype:  thing__something___T__t___3D_or_4D_thing_or_anything_else  any category (type or individual) is instance of this type; any type is also a subtype of this type

No statement uses or specializes struggle.effort; click here to add one.