John Christian of Brieg
He was the second but eldest surviving son of Joachim Frederick , Duke of Brzeg–Oława–Legnica–Wołów , by his wife Anna Maria , daughter of Joachim Ernest , Prince of Anhalt . 
<triplet> Joachim Frederick <subj> Anna Maria <obj> spouse <triplet> Anna Maria <subj> Joachim Frederick <obj> spouse <triplet> Joachim Ernest, Prince of Anhalt <subj> Anna Maria <obj> child