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: In spite of this, ``Sullivan took (Wright) under his wing and gave him great design responsibility.'' As an act of respect, Wright would later refer to Sullivan as Lieber Meister (German for ``Dear Master''). He also formed a bond with office foreman Paul Mueller. Wright would later engage Mueller to build several of _his_ public and commercial buildings between 1903 and 1923. <sep>, Pronoun: his

Wright