def __init__(self, name, father):
    super().__init__(name)
    self.father = father
    mafia = ['Bill Gates', 'Thomas Edison']
    if (father in mafia):
        self.exp += 100
def __init__(self, name, father):
    super().__init__(name)
    self.father = father
    mafia = ['Bill Gates', 'Thomas Edison']
    if (father in mafia):
        self.exp += 100