<Tr> <Td> Part of a series of articles on </Td> </Tr> <Tr> <Th> Monarchy </Th> </Tr> <Tr> <Td> Central concepts (show) <Ul> <Li> <Ul> <Li> Monarch </Li> <Li> Monarchism </Li> </Ul> </Li> <Li> <Ul> <Li> Divine right of kings </Li> <Li> Mandate of Heaven </Li> </Ul> </Li> </Ul> </Td> </Tr> <Ul> <Li> <Ul> <Li> Monarch </Li> <Li> Monarchism </Li> </Ul> </Li> <Li> <Ul> <Li> Divine right of kings </Li> <Li> Mandate of Heaven </Li> </Ul> </Li> </Ul>

Who takes the throne if there are twins