Definition: 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.
Input: Question: Which of the Malmö's main rivals has the best win/loss record in 2019? Passage:Malmö Fotbollförening, also known simply as Malmö FF, is a Swedish professional association football club based in Malmö. The club is affiliated with Skånes Fotbollförbund (The Scanian Football Association), and plays its home games at Stadion. Formed on 24 February 1910, Malmö FF is the most successful club in Sweden in terms of trophies won. The club have won the most league titles of any Swedish club with twenty-three, a record twenty Swedish championship titles and a record fourteen national cup titles. The team competes in Allsvenskan as of the 2019 season; this is Malmö FF's 19th consecutive season in the top flight, and their 84th overall. The main rivals of the club are Helsingborgs IF, IFK Göteborg and, historically, IFK Malmö.


a