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: Acosta was born in 1825 to Magdalena Santa Coloma Lezica, the daughter of a prominent Buenos Aires Province landowner, and Jos* Francisco Acosta, from Corrientes Province. Opposed to the repressive regime of Governor Juan Manuel de Rosas, Acosta emigrated to Europe shortly after _his_ secondary school graduation. <sep>, Pronoun: his

Acosta