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: Consider Input: Question: What country did Kubrat attend the University of Navarra in? Passage:After completing his primary and secondary education at the Lycée Français in Madrid, Kubrat studied between 1984 and 1990 at the University of Navarra in Pamplona, where he obtained a Licentiate in Medicine and Surgery. After his graduation, he worked for five years as a resident physician at Puerta de Hierro Clinic in Madrid, where he made his expertise as a general surgeon. Subsequently he worked for a year at the St Mark's Hospital and Northwick Park Hospital and further specialized as a surgeon in proctology. Kubrat worked between 1997 and 2003 as a colorectal surgeon at the Ruber International Clinic in Madrid and was in charge of the Ambulatory Surgery Unit. Since September 2003, he became Head of the Colorectal Unit at the San Camillo Hospital in Madrid, where he also acts as Director of the Team Care Management since June 2006. He was director of Shared Medical Systems between 1999 and 2000, and is currently also part of the advisory board of Tokuda Hospital (Sofia, Bulgaria) and a Consultant for Mensor Health Care, S.L in Madrid.


Output: b


Input: Consider Input: Question: Who was older the year Dane appeared on Jackie Gleason's show, Otis Spann or Willie Dixon? Passage:By 1959, Louis Armstrong had asked Time magazine readers: "Did you get that chick? She's a gasser!" and invited her to appear with him on national television. She appeared with Armstrong on the Timex All-Star Jazz Show hosted by Jackie Gleason on January 7, 1959. She toured the East Coast with Jack Teagarden, appeared in Chicago with Art Hodes, Roosevelt Sykes, Little Brother Montgomery, Memphis Slim, Otis Spann, Willie Dixon and others, played New York with Wilbur De Paris and his band, and appeared on The Tonight Show Starring Johnny Carson as a solo guest artist. Other national TV work included The Steve Allen Show, Bobby Troup's Stars of Jazz, and Alfred Hitchcock Presents. In 1961, the singer opened her own club, Sugar Hill: Home of the Blues, on San Francisco's Broadway in the North Beach district, with the idea of creating a venue for the blues in a tourist district where a wider audience could hear it. There Dane performed regularly with her two most constant musical companions: Kenny "Good News" Whitson on piano and cornet and Wellman Braud, former Ellington bassist.


Output: b


Input: Consider Input: Question: How many years after the medical center was named after his father did Reed die in the same center? Passage:Walter Lawrence Reed (4 December 1877 – 1 May 1956) was a major general in the United States Army who served as Inspector General of the Army from 1 December 1935 to 23 December 1939. His father was Army Medical Corps officer Major Walter Reed, namesake of the Walter Reed Army Medical Center. He was born in Fort Apache, Arizona and moved to Washington, D.C. where he spent most of his early life. Reed fought in the Spanish–American War and traveled across the country and to the Panama Canal Zone. He then began working as an inspector during World War I and became the inspector of Base Section Number 5 in February 1919 then worked in the American Expeditionary Forces office. For his work he earned the Distinguished Service Medal. Reed attended various military schools before returning to the Inspector General's department. In 1935 he became the inspector general of the United States Army. He retired in 1940, but was recalled to active duty during World War II, filling a role in the War Department until 1946. Reed died in the Walter Reed Army Medical Center in 1956.



Output: b