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: Are the two high schools that Keogan began coaching at located in the same state? Passage:The Minnesota Lake, Minnesota native attended University of Minnesota from 1909 to 1913. He began coaching high school varsities after his freshman year in college, guiding first Lockport High School (1910–1911) followed by Riverside High School (1911–1912). Meanwhile, he was also coaching several college basketball teams: Charles City College in Iowa (1909–1910), Superior State Teachers College in Wisconsin (1912–1914), Saint Louis University (1914–15) and the University of St. Thomas in St. Paul, Minnesota (1917–1918). During World War I he served at Great Lakes Naval Training Station. After briefly coaching Allegheny College in Meadville, Pennsylvania (1919–1920) and Valparaiso, Keogan arrived at University of Notre Dame. He served as head basketball and baseball coach, as well as assistant to the legendary football coach Knute Rockne. Keogan compiled a 327–96–1 at Notre Dame.

Example Output: b

Example Input: Question: Who was the other finalist in the 1930 Allan Cup other than the team Roche was on? Passage:Roche was born in Prescott, Ontario, but moved to Montreal where he played junior hockey for the Montreal Victorias and other teams. He moved up to senior hockey for the Montreal Hockey Club and played for their Allan Cup-winning squad of 1930. He signed with the Maroons of the NHL, playing for the Maroons and the Windsor Bulldogs until 1933. He was released by the Maroons and signed with the Bruins in January 1933 only to be traded to the Senators one month later. In his one full season with the Senators in 1933–34 he showed a scoring touch, scoring 13 goals and 16 assists in 45 games. The next season, the Senators relocated to St. Louis to become the Eagles. Roche was traded twice in 1934–35; from St. Louis to Buffalo, then to the Red Wings. That marked his last season in the NHL, as he subsequently played for various minor-league pro teams until 1942.

Example Output: a

Example Input: Question: How long had KIIS-FM radio been broadcasting the  year that "Take a Bow" premiered on it? Passage:"Take a Bow" was written and produced by StarGate and Ne-Yo. The song premiered on March 14, 2008, on the KIIS-FM radio show On Air with Ryan Seacrest. "Take a Bow" was released as the fifth overall single from Good Girl Gone Bad, but the first from the re-release of the album, entitled Good Girl Gone Bad: Reloaded. "Take a Bow" was made available to purchase in media outlets, via Def Jam Recordings' website, on the same day as its radio premiere in the United States later being made available to download via iTunes on May 6, 2008. The song is written in the key of E major and is set in simple time with a metronome of 82 beats per minute. Rihanna's vocal range in the song spans from the low note of E to the high note of C♯. Musically, the song draws influence from the musical genre of R&B and also incorporates elements of dance-pop, whilst lyrically, "Take a Bow" tells of how the female protagonist expresses disinterest in rekindling her relationship with an dishonorable and unfaithful ex-boyfriend.

Example Output:
b