#time_of_day__hour  clock time; "the hour is getting late"
  subtype:  #twelve_noon  #mealtime  #late-night_hour  #midnight  #small_hours  #bedtime  #closing_time {#dawn #sundown}  #early-morning_hour  #gloaming  #happy_hour  #rush_hour  #zero_hour  #canonical_hour
  supertype:  #clock_time__clocktime__time  the time as given by a clock; "do you know what time it is?"; "the time is 10 o'clock"
     supertype:  #meter_reading.datum__meterreading__reading  the data presented to a user by a meter or similar instrument; "he could not believe the meter reading"
        supertype:  #datum__data_point  an item of factual information derived from measurement or research
           supertype:  #information  knowledge acquired through study or experience or instruction
              supertype:  pm#thing_that_can_be_seen_as_a_relation  usable as relation type
                 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

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