@interface CNPropertyGroupBirthdayItem : CNPropertyGroupDateItem + (id)_dateForGroup:(id)a0; + (id)calendarForLabel:(id)a0; + (id)initialValueForLabel:(id)a0 group:(id)a1; - (id)displayLabel; - (id)labeledValueToCurateFromSuggestion; - (void)updateLabeledValueWithLabel:(id)a0; @end