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: Who founded the company that was announced as collaborating with tri-Ace to create Exist Archive in July of 2015? Passage:The game was first announced in July 2015, as a collaboration between Spike Chunsoft and tri-Ace in a fourteen-page article in Weekly Famitsu. The game will be developed by much of the same tri-Ace staff that had worked on the first Valkyrie Profile game, with assistance from Spike Chunsoft staff as well. Other key staff for the game include character designer Mino Taro of Konamis Love Plus series, and music composer Motoi Sakuraba, composer for tri-Ace's Valkyrie Profile and Star Ocean series. A trailer for the game was shown at the Tokyo Game Show in September 2015. Trailers for each of the game's characters were released over time through Famitsus YouTube channel. The game was first announced to be released on November 26, 2015, before being delayed to its final release date, December 17, 2015. Shortly after the game's Japanese release, Spike Chunsoft announced that there would be downloadable content collaborations some of tri-Ace's other games, including Valkyrie Profile and Star Ocean 5 games. The collaborations, released in March 2016, consisted of character costumes based on character's from the two aforementioned titles, along with a costume to dress up as Monokuma, the primary antagonist from Spike Chunsoft's Danganronpa series of video games.

Example Output: b

Example Input: Question: Who won the award for which Walia was nominated in 2014? Passage:Walia began her career with television commercials. Thereafter Walia played in Life OK television's drama series Main Lakshmi Tere Aangan Ki, in it she played the role of Jiyana. Later, Walia was cast in Life OK's another drama series Ringa Ringa Roses, she played the daughter of Samir Soni's character. In 2014, Walia played the female lead in Bharat Ka Veer Putra Maharana Pratap, in which she played the role of young Maharani Ajabde Punwar, the first wife of Maharana Pratap. She received Favourate Child Artist Female at the 2015 Lions Gold Awards. She was nominated for the Best Child Actor - Female in 13th Indian Telly Awards 2014. In December 2014, Walia featured in the third season of Keylight Productions' youth crime drama series . The show aired on Channel V India, in which she played the role of Aarohi. Walia portrayed the lead character in Zee television's Yeh Vaada Raha, where she was played the role of Survi, She is playing the lead role of "Tara Mane" in Tara From SataraonSony TV as of August 2019.

Example Output: a

Example Input: Question: How many years had Arnstadt been married when he got divorced? Passage:In June 1949, Arnstadt registered for service with the Volkspolizei, the police force of the Soviet Occupation Zone, becoming an Anwarter der VP (police cadet) with the Kasernierte Volkspolizei in Gotha. In March 1950, Arnstadt was appointed to the German Border Police (Deutsche Grenzpolizei) in Dermbach, patrolling the Inner German border with West Germany. In 1952, Arnstadt failed his first attempt to become an officer at the police school in Sondershausen. In 1953, his marriage ended in divorce, with his two children Veronika and Uwe staying with the mother, and remarried shortly after. In 1954, Arnstadt passed his officer training at Sondershausen and was appointed the rank of Unterleutnant, and the following year was promoted to lieutenant. Arnstadt functioned as a recruiter for the German Border Police until 1957 when he was appointed as a company commander of the 6th border company in Dermbach. Arnstadt was responsible for a section of the border at Wiesenfeld, a region of Bezirk Suhl in the Rhon Mountains at the westernmost point of the Warsaw Pact. Arnstadt's section contained the highly-strategic Fulda Gap, which aroused the special interest of NATO, and a short distance from the US Army's Observation Post Alpha. Arnstadt moved with his wife to Wiesenfeld and in April 1957 became an unofficial collaborator (Geheimer Informator) of the Ministry for State Security (Stasi) until this relationship was ended fourteen months later.

Example Output:
a