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: Three of the more famous horses were world champions. Joe Young (known as the ``iron horse'') sold for $10,000 by C.E. Westbrook, the first horse west of the Mississippi River to sell for such a high price. Joe Young sired Joe Patchen in 1889, who earned _his_ owner $40,000 in race purses and then was sold for $44,000. <sep>, Pronoun: his

Joe Patchen