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: By 1969, Gianturco had given up his teaching responsibilities and focused on research. With radiologists Sidney Wallace and Gerald D. Dodd, Gianturco helped to establish the John S. Dunn Sr. Foundation Center for Research in Radiological Sciences. Retaining a senior consultant position at the Carle Clinic even during _his_ years at MD Anderson, he spent summers in Illinois for most of his later career, but he always returned to Texas before the cold weather hit Illinois. <sep>, Pronoun: his

Gianturco