<?xml version="1.0"?><familytree><person ssn="123456789" gender="M"><first>Boris</first><last> Becker</last><email>boris@becker.com</email><email>boris@hotmail.com</email><link spouse="111222333" children="123123123 222333444" father="555987323" mother="887667545" /></person><person ssn="111222333" gender="F"><first>Valerie</first><last>Becker</last><email>valerie@hotmail.com</email><link spouse="123456789" children="123123123 222333444" father="664578234" mother="986457832"></link></person><person ssn="123123123" gender="M"><first>Chris</first><last>Becker</last><email>chris@becker.com</email><link spouse="145274389" children="739571302 834560129" father="123456789" mother="111222333" /></person><person ssn="222333444" gender="F"><first>Julie</first><last>Becker</last><email>julie@hotmail.com</email><link father="123456789" mother="111222333" /></person><person ssn="555987323" gender="M"><first>John</first><last>Becker</last><email>john@becker.com</email><link spouse="887667545" children="123456789 999223453" father="200800900" mother="244500977" /></person><person ssn="887667545" gender="F"><first>Mary</first><last>Becker</last><email>mary@hotmail.com</email><link spouse="555987323" children="123456789 999223453" father="555773444" mother="772222244" /></person></familytree>