Teacher:In this task, you will be given a passage, a question and a list of single-word events identified from the passage. The goal is to point out all events from the given event list that can answer the question. If a question is unanswerable or none of the events answer the question, output should be empty.
Teacher: Now, understand the problem? Solve this instance: Passage: World number one Roger Federer kept in low status Tuesday as the two-time defending champion of the season-ending Tennis Masters Cup was pulled into tiebreaker of decider before avoiding a defeat at just the second match in Shanghai. It took two hours and 17 minutes of the 24-year-old Swiss to defeat the in-form Croatian Ivan Ljubicic 6-3, 2-6, 7-6 (4), with a forehanded shot out of Ljubicic's reach for the tiebreaker win. Question: What happened after the match? Events: ['kept', 'pulled', 'tiebreaker', 'avoiding', 'match', 'defeat', 'shot', 'win']
Student: