In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it, i.e., the proper nouns in the passage. Your job is to determine whether information from more than one term is needed to answer the question. Indicate your choice as `a` for Yes or `b` for No.

Ex Input:
Question: How much money is in the largest pension fund in Canada? Passage:Caisse de dépôt et placement du Québec (CDPQ; lit. Quebec Deposit and Investment Fund, also referred to in English-language media as the Caisse) is an institutional investor that manages several public and parapublic pension plans and insurance programs in Quebec. It was founded in 1965 by an act of the National Assembly under the government of Jean Lesage. It is the second-largest pension fund in Canada, after the Canada Pension Plan (CPP). As at December 31, 2018, CDPQ managed assets of C$309.5 billion invested in Canada and elsewhere. CDPQ is headquartered in Quebec City in the Price building and has its main business office in Montreal at Édifice Jacques-Parizeau.


Ex Output:
b


Ex Input:
Question: How old was the race track where Lyons tested in an ARCA Racing Series car? Passage:Lyons started his racing career at the age of six, racing dirt bikes. Lyons raced dirt bikes for over a decade, winning two Florida championships. After injuring both legs in a crash when he was fifteen, Lyons quit bike racing at eighteen. He then moved to Legends car racing after seeing former motocross racer Ricky Carmichael transition. After Legends cars, Lyons competed in the Pro All-Stars Series in 2014. In December 2014, Lyons tested at Daytona International Speedway in an ARCA Racing Series car that was prepared by both Rick Ware Racing and MacDonald Motorsports. In early 2015, Lyons joined Chad Finley and his team as a development driver to compete in the 2015 CARS Tour; Lyons wound up only running three of the races. Lyons made a return to the CARS Tour in 2017 and also competed in the Short Track Nationals at Bristol Motor Speedway.


Ex Output:
b


Ex Input:
Question: Which of the universities that Gunther attended or earned awards from was oldest? Passage:In 1919, after the end of the war, he started his writing career. He wrote a polemical work entitled "The Knight, death and the devil: the heroic idea", a reworking of the tradition of German Pagan-Nationalist Romanticism into a form of "biological nationalism". Heinrich Himmler was very impressed by this book. In 1922 Günther studied at the University of Vienna while working in a museum in Dresden. In 1923 he moved to Scandinavia to live with his second wife, who was Norwegian. He received scientific awards from the University of Uppsala and the Swedish Institute for Race Biology, headed by Herman Lundborg. In Norway he met Vidkun Quisling. In May 1930 he was appointed to the University of Jena by Wilhelm Frick who had become the first NSDAP minister in a state government when he was appointed minister of education in the right-wing coalition government formed in Thuringen following an election in December 1929. In 1935 he became a professor at the University of Berlin, teaching race science, human biology and rural ethnography. From 1940 to 1945 he was professor at Albert Ludwigs University.


Ex Output:

a