#greeting_card  a card sent to express personal greetings
  supertype:  card.correspondence  a rectangular piece of stiff paper used to send messages (may have printed greetings or pictures); "they sent us a card from Miami"
  subtype:  birthday_card  a card expressing a birthday greeting
  subtype:  Christmas_card  a card expressing a Christmas greeting
  subtype:  Easter_card  a card expressing an Easter greeting
  subtype:  Valentine  a card sent or given (as to a sweetheart) on Saint Valentine's Day

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