#cyclone  a violent rotating windstorm
  supertype:  windstorm  a storm consisting of violent winds
  subtype:  hurricane  a severe tropical cyclone usually with heavy rains and winds moving a 73-136 knots (12 on the Beaufort scale)
  subtype:  tornado__twister  a localized and violently destructive windstorm occurring over land characterized by a funnel-shaped cloud extending toward the ground
     subtype:  waterspout.tornado  a tornado passing over water and picking up a column of water and mist
  subtype:  typhoon  a tropical cyclone occurring in the W Pacific or Indian oceans

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