#polo  a game similar to field hockey but played on horseback using long-handled mallets and a wooden ball
  supertype:  #field_game__fieldgame  an outdoor game played on a field of specified dimensions
     supertype:  #outdoor_game__outdoorgame  an athletic game that is played outdoors
        supertype:  #athletic_game  a game involving athletic activity
           supertype:  #sport.recreation__athletics__athletic  an active diversion requiring physical exertion and competition
              supertype:  #recreation__diversion  an activity that diverts or amuses or stimulates
                 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:  pm#process__proces  situation commonly considered as making a change during some period of time
                          supertype:  pm#situation  something that "occurs" in a real/imaginary region of time and space
                             supertype:  pm#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:  pm#process_or_process_description
                             supertype:  pm#processing_thing
                                supertype:  pm#thing_playing_some_role  category to classify things according to roles/viewpoints; classification under this category is application-dependant
                                   supertype:  pm#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:  sumo#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:  pm#situation  something that "occurs" in a real/imaginary region of time and space
                          supertype:  pm#process_or_process_description
                          supertype:  sumo#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:  pm#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:  #game.activity  a contest with rules to determine a winner; "you need four people to play this game"
              supertype:  #activity  any specific activity or pursuit; "they avoided all recreational activity"

No statement uses or specializes #polo; click here to add one.