Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: No meltdown but no sense of invincibility either. A year on from one of the most peculiar episodes in Serena Williams’s career, she returned to Court One and exorcised a bad memory but not without a wobble. This was expected to be a routine demolition of a 20-year-old in Margarita Gasparyan, who had never won a Grand Slam match and is yet to beat a player ranked higher than 96. Instead it was more of a slog than it needed to be, a match which required her to fight back from a break down to win the first set 6-4 before strolling through the second 6-1.Serena Williams defeated Margarita Gasparyan at Wimbledon on MondayThe American made a slow start but progressed with a 6-4, 6-1 victoryThe 34-year-old is chasing her 21st Grand Slam at Wimbledon 2015WIMBLEDON 2015 results: Men's and women's singles at SW19 
 Question:For her part, _ was greeted with a cry of ‘Hey, Margarita’ after winning the opener.

Margarita Gasparyan