#premature_ventricular_contraction__prematureventricularcontraction__pvc  irregularity of cardiac rhythm; recurrent occurrences can be a precursor of ventricular fibrillation
  supertype:  #cardiac_arrhythmia__cardiacarrhythmia__arrhythmia  an abnormal rate of muscle contractions in the heart
     supertype:  #heart_disease__heartdisease__heart_condition__heartcondition__cardiopathy  a disease of the heart
        supertype:  #cardiovascular_disease  a disease of the heart or blood vessels
           supertype:  #disorder.state__upset  condition in which there is a disturbance of normal functioning; "the doctor prescribed some medicine for the disorder"; "everyone gets stomach upsets from time to time"
              supertype:  #condition.state__status  a condition or state at a particular time: "a condition (or state) of disrepair"; "the current status of the arms negotiations"
                 supertype:  #state  the way something is with respect to its main attributes; "the current state of knowledge"; "his state of health"; "in a weak financial state"
                    supertype:  pm#state  situation that is not a process
                       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:  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:  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#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

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