{
                title: 'MasterCard',
                type: 'Mastercard',
                pattern: '^(?:5[1-5][0-9]{2}|222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}$',
                gaps: [4, 8, 12],