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: Kravtchenko and Ludmila Savinkova were among the six gymnasts in the Soviet team for Group Exercise and won the gold medal, marking the beginning of the Soviet rhythmic gymnastics school's international successes. Both Savinkova and Kravtchenko were coached by Tamara Lisitzian, and later on, by _her_ sister Maria Lisitzian. <sep>, Pronoun: her <sep>, A: Kravtchenko <sep>, B: Tamara Lisitzian
Output:
B