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: The musical style is essentially tonal, evoking the work's period setting through galops and marches; instrumental interludes are highly programmatic, and choral ensembles make use of original onomatopoeic devices. The music of Treasure Island is more adventurous; colorful hornpipes are used, but the language is richly chromatic and there is considerable rhythmic intensity. Through _his_ editorial work, Elkus has focused on the music of Charles Ives. <sep>, Pronoun: his

Elkus