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: When was Beloit college founded? Passage:Mikva is the daughter of Judge Abner Mikva and Zorita ("Zoe") (nee Wise) Mikva. Mikva and her two sisters were raised in Evanston, Illinois, and attended public schools. She earned her B.A. in theater at Beloit College in 1974, working after graduation as a paralegal at the law firm Jenner & Block. She then attended Northwestern University Pritzker School of Law, graduating cum laude and Order of the Coif in 1980. Following graduation, she served as law clerk to Judge Prentice Marshall of the United States District Court for the Northern District of Illinois, and then to Justice William J. Brennan, Jr., of the United States Supreme Court. After her clerkships, Mikva practiced law in Chicago as a partner at Abrahamson Vorachek & Mikva and Seliger & Mikva, specializing in civil rights and employment law, and in criminal defense with Patrick A. Tuite & Associates. 

Example Output: b

Example Input: Question: How many engines does the Boeing bomber that land at Taichung International Airport have? Passage:Taichung International Airport was constructed during the era of Japanese rule and was named . The United States Air Force (USAF) had been garrisoning the base with two fighter squadrons until the Sino-American Mutual Defense Treaty came into force on March 3, 1955. The airport then expanded in 1954 according to the Sino-American Mutual Defense Treaty, and later renamed Ching Chuan Kang Air Base (CCK) in memory of General Qiu Qingquan. In 1966 the American Air Force established a joint forces air-base at CCK. It was the largest air force base in the Far East at the time, allowing Boeing B-52 Stratofortress bombers to land. During the Vietnam War, CCK became a depot for the USAF. The US Military used CCK and Shuinan Airport to run many of its long-distance Vietnam, Cambodia and Laotian bombing, scouting and cargo transport runs during the Vietnam War era. This base was shut down and most American facilities were removed after U.S. established diplomatic relations with the China in 1979.

Example Output: b

Example Input: Question: What year was the team founded who beat the Raiders 16-14 in overtime? Passage:Under Gruden, the Raiders posted consecutive 8–8 seasons in 1998 and 1999, and leapt out of last place in the AFC West. After uniting with journeyman quarterback Rich Gannon, Gruden led the Raiders to the top of the AFC West and they made the playoffs in three consecutive seasons from 2000 to 2002 (the third season was under head coach Bill Callahan). Oakland finished 12–4 in the 2000 season, the team's most successful season in a decade, and its first division title since 1990, ultimately reaching the , where they lost, 16–3, to the eventual Super Bowl champions Baltimore Ravens. In 2001, the Raiders would return to the postseason with a 10–6 record, but in the AFC Divisional Round a negated fumble proved costly as they were defeated, 16–13, in overtime by the eventual Super Bowl champions New England Patriots. While Gruden was with the Raiders, Gruden acquired his nickname "Chucky" from Raiders defensive lineman Grady Jackson, who thought that the coach looked like the fictional character "Chucky" in the 1988 slasher movie Child's Play.

Example Output:
b