Julian Kornhauser
Through his daughter Agata Kornhauser-Duda , his son-in-law is Andrzej Duda , President of Poland for the Law and Justice party . 
<triplet> Agata Kornhauser-Duda <subj> Andrzej Duda <obj> spouse <subj> Law and Justice <obj> member of political party <triplet> Andrzej Duda <subj> Agata Kornhauser-Duda <obj> spouse <subj> Law and Justice <obj> member of political party