In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.

Example Input: Question: Have Liverpool or Chelsea won more titles? Passage:Arsenal had finished the previous season as runners-up in the Premier League, overhauled by Manchester United in the final ten weeks of the season. The club did, however, retain the FA Cup, with a 1–0 win against Southampton. Such was Arsenal's effective start to the 2002–03 campaign, manager Arsène Wenger suggested his team could remain the whole season undefeated in all competitions:It's not impossible as A.C. Milan once did it but I can't see why it's so shocking to say it. Do you think Manchester United, Liverpool or Chelsea don't dream that as well? They're exactly the same. They just don't say it because they're scared to look ridiculous, but nobody is ridiculous in this job as we know anything can happen. The team lost to Everton a month after Wenger's proclamation; teenager Wayne Rooney scored the match winner, which ended a run of 30 league games without defeat. By February 2003, Arsenal moved five points clear of Manchester United at the top of the league table, but injuries to key players, not least captain Patrick Vieira, had destabilised the team. Draws in April, coupled with a defeat to Leeds United at home, mathematically ended Arsenal's chances of retaining the title. Wenger refuted opinions from the media that their season was a failure and said: 

Example Output: b

Example Input: Question: Which country had a greater GDP the year Laurier began his conversion to management, China or Dubai? Passage:Laurier was born in Créteil (Val-de-Marne). He made his debut for Coeuilly, which became Stade de Reims. At the champenois club, he played alongside big names such as Raymond Kopa and Lucien Muller. He played his first match in the championship alongside professionals on 17 October 1965. He took part in the return of the club to the top-flight in 1970. Two years later, he was signed by Paris Football Club, who had returned to Division 1. However, the Parisian club were relegated again two years later. Alain Laurier then joined Angers, without further success. He spent two seasons with the club in Division 2. In 1976, he began his conversion to management. He became manager (DEPF), while continuing as a player at Le Mans. He continued as a player-manager at Caen, stopping as a player in his last season at the Normandy club. He then coached Poissy, Grenoble, Istres, Dijon as well as foreign clubs in Dubai and China. From 2002 to 2004, he was technical director of the Qatar team.

Example Output: a

Example Input: Question: Who was the Meistriliiga league champion when Tallinna Kalev placed ninth but avoid relegation after a play-offs? Passage:In January 2010, Sergei Ratnikov was appointed as manager. Tallinna Kalev won the 2011 Esiliiga were promoted back to the Meistriliiga. The club finished the 2012 season in ninth place, but avoided being relegated by defeating Tarvas 3–1 on aggregate in the relegation play-offs. In December 2012, Frank Bernhardt was appointed as manager. Tallinna Kalev finished the 2013 season in eighth place. In January 2014, former Estonia national team manager Tarmo Rüütli took over as manager. Rüütli subsequently left in March 2014 and Sergei Zamogilnõi took over as manager. Following a disappointing 2014 season, where Tallinna Kalev finished in 10th place and were relegated to the Esiliiga once again, Zamogilnõi was replaced by Marko Pärnpuu. Tallinna Kalev returned to the Meistriliiga after finishing the 2017 season as runners-up. In November 2017, Pärnupuu was replaced by Argo Arbeiter. The team finished the 2018 season in eighth place, after which Arbeiter left and Aleksandr Dmitrijev took over as manager.

Example Output:
b