when "email"
        context[:question].answers.each do |a|
          self.rule = "A"
          a.validations << context[:validation] = self
          context[:validation].validation_conditions.build(:rule_key => "A", :operator => "=~", :regexp => "^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$")