#appearance.happening  the event of coming into sight
  exclusion:  disappearance
  supertype:  happening__occurrence__natural_event__naturalevent  an event that happens
  subtype:  reappearance  the event of something appearing again; "the reappearance of Halley's comet"
     subtype:  emersion__egress  (astronomy) the reappearance of a celestial body after an eclipse
  subtype:  materialization__materialisation  an appearance in bodily form (as of a ghost)
  subtype:  manifestation  a clear appearance; "a manifestation of great emotion"
     subtype:  Second_Coming__Second_Advent__Advent  (Christian theology) the reappearance of Jesus as judge for the Last Judgment
     subtype:  epiphany  a divine manifestation
     subtype:  theophany  a visible (but not necessarily material) manifestation of a deity to a human person
     subtype:  Word_of_God  a manifestation of the mind and will of God
  subtype:  apparition.appearance  the appearance of a ghostlike figure; "I was recalled to the present by the apparition of a frightening specter"

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