You will be given a definition of a task first, then some input of the task.
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.

Graf then defeated Sabatini 6--3, 6--3 in the gold medal match at the Olympic Games in Seoul and achieved what the media had dubbed the ''Golden Slam''. Graf also won her only Grand Slam doubles title that year--at Wimbledon partnering Sabatini--and picked up a women's doubles Olympic bronze medal. At the year-ending Virginia Slims Championships, Graf was upset by Pam Shriver, only _her_ third loss of the year. <sep>, Pronoun: her <sep>, A: Graf <sep>, B: Pam Shriver
Output:
A