class Person(object):
	def __init__(self, name, age, birthplace):
		self.name = name
		self.age = age
		self.birthplace = birthplace

	def about_myself(self):
		print("I am {name}, {age} years old and was born in {birthplace}".format(**self.__dict__))

class Student(Person):
	def __init__(self, name, age, birthplace, semester, studium):
		Person.__init__(self, name, age, birthplace)
		self.semester = semester
		self.studium = studium
	def about_myself(self):
		Person.about_myself(self)
		print("Also I am a student and I study {studium} in semester {semester}".format(**self.__dict__))

class Musician(Person):
	def __init__(self, name, age, birthplace, instrument):
		Person.__init__(self, name, age, birthplace)
		self.instrument = instrument
	def about_myself(self):
		Person.about_myself(self)
		print("Also I am a musician and I play {instrument}".format(**self.__dict__))

class FootballPlayer(Person):
	def __init__(self, name, age, birthplace, football_team):
		Person.__init__(self, name, age, birthplace)
		self.football_team = football_team
	def about_myself(self):
		Person.about_myself(self)
		print("Also I am a football player and I play in the {football_team}".format(**self.__dict__))

class StudenWhoHappensToPlayFootball(Student, FootballPlayer):
	def __init__(self, name, age, birthplace, semester, studium, football_team):
		Student.__init__(self, name, age, birthplace, semester, studium)
		FootballPlayer.__init__(self, name, age, birthplace, football_team)

	def about_myself(self):
		Student.about_myself(self)
		print("Also I am a football player and I play in the {football_team}".format(**self.__dict__))
		

if( __name__ == "__main__"):
	p = Person("Emil", 12, "Dresden")
	s = Student("Thomas", 22, "Duggendorf", 3, "Bachelor of Dye")
	m = Musician("Gandalf", 3612, "Mittelerde", "Picolo")
	f = FootballPlayer("Özil", 30, "Anatolien", "FC BAYERN")
	sf = StudenWhoHappensToPlayFootball("Peter", 54, "Pentling", 10, "Philosopy", "FC Hinterdupfingen")

	l = [p, s, m, f, sf]
	for i in l:
		i.about_myself()