Conversation so far:
What are some of Albrecht Dürer's masterworks?
Adam and Eve, The Martyrdom of the Ten Thousand, Virgin with the Iris, the altarpiece Assumption of the Virgin, and Adoration of the Trinity are some of Albrecht Dürer's masterworks.
Does Albrecht Dürer have more masterworks besides Adam and Eve, The Martyrdom of the Ten Thousand, Virgin with the Iris, the altarpiece Assumption of the Virgin, and Adoration of the Trinity?
Knight, Death, and the Devil, St. Jerome in his Study, and the much-debated Melencolia I are some more of Albrecht Dürer's masterworks.
Are Knight, Death, and the Devil, St. Jerome in his Study, and the much-debated Melencolia I by Albrecht Dürer  well known?
Yes they are Albrecht Dürer's three most famous engravings
What is significant about Nuremberg forAlbrecht Dürer's?
In Nuremberg Albrecht Dürer worked on some of his most celebrated paintings

Question: Why did he return?
Self-contained rewrite: Why did Albrecht Dürer return to Nuremberg?