Definition: In this task, you will be presented with a text and a pronoun. You should write the name that the pronoun refers to. Position of the pronoun in the text is showed within two "_"s.
Input: ``Constantius gave over to his most inveterate enemies, his own cousin, the Caesar, his sister's husband, the father of his niece, the man whose own sister he had himself married in earlier days''. Gallus was a son of Julius Constantius and his first wife Galla. She is assumed to be a full sister of Gallus. Julius Constantius was a son of Constantius Chlorus and Flavia Maximiana Theodora. _He_was a paternal half-brother of Constantine I. In 337, Constantine I died. <sep>, Pronoun: He

Julius Constantius