Definition: In this task, you will be presented with a text, a pronoun from the text, and two candidate names. You should determine what the pronoun refers to and classify the answers into A, B, or Neither. A and B here are referring to option A and option B. Position of the pronoun in the text is showed within two "_"s.
Input: Like many of the aristocrats of the Austrian Empire, he spent much of his time in Vienna, where his family had a palace. He also spent some time, particularly in summer, in his palace (the traditional family seat) in Eisenstadt. Like _his_ father Anton, Nikolaus had little interest during his reign in living in or visiting Esterh*za, the famous palace that Nikolaus I had built in rural Hungary. <sep>, Pronoun: his <sep>, A: Anton <sep>, B: Nikolaus
Output:
B