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: Who was the last commander of the Grukha force that was based in Hong Kong? Passage:He was Commanding Officer of 1Bn Royal Irish Rangers from February 1989 to August 1991. He attended the Higher Command and Staff Course, graduating in April 1991, and was promoted to colonel on 30 June 1991. From August 1991 to January 1992, he was based in Northern Ireland, overseeing the amalgamation of the Ulster Defence Regiment and the Royal Irish Rangers into the Royal Irish Regiment. He was promoted to brigadier on 31 December 1991, with seniority from 30 June 1991. From January 1992 to November 1993, he was commanding officer of the 48 Gurkha Brigade in Hong Kong. He was posted to the Ministry of Defence from November 1993 until January 1997 as Director of Public Relations (Army).

Ex Output:
b

Ex Input:
Question: Who was the next to serve in the same role as Pro directly after his 1975 to 1978 tenure in the office? Passage:Born in Richmond, California, Pro received an Associate of Arts degree from Contra Costa Community College in 1966, a Bachelor of Arts degree from San Francisco State University in 1968, and a Juris Doctor from Golden Gate University School of Law in 1972. He served in the United States Naval Reserve from 1964 to 1968. After serving as a law clerk to Judge William P. Compton of the Eighth Judicial District Court of Nevada from 1972 to 1973, Pro worked as a deputy public defender in Las Vegas, Nevada from 1973 to 1975. He was an Assistant United States Attorney in Las Vegas from 1975 to 1978. He was in private practice in Reno, Nevada from 1978 to 1979. He was a deputy state attorney general of Nevada from 1979 to 1980. He was the Chief Assistant United States Attorney in Reno in 1980. He served as a United States Magistrate Judge of the United States District Court for the District of Nevada from 1980 to 1987.

Ex Output:
b

Ex Input:
Question: Who had the most wins out of the pitchers that no-hit the San Diego Padres in 1991? Passage:Vida Blue, Kent Mercker, Kevin Millwood, and Cole Hamels are the only pitchers to start both a complete game no-hitter and a combined no-hitter. Vida Blue no-hit the Minnesota Twins on September 21, 1970, while pitching for the Oakland Athletics. He combined with Glenn Abbott, Paul Lindblad, and Rollie Fingers to no-hit the California Angels on September 28, 1975. While with the Atlanta Braves in 1991, Mercker, Mark Wohlers and Alejandro Pena no-hit the San Diego Padres in the National League's first combined no-hitter. Mercker threw a complete game no-hitter against the Los Angeles Dodgers on April 8, 1994. In addition to the game above in which Millwood and the Seattle Mariners tied the record by using six pitchers in a no-hitter, Millwood previously threw a complete game no-hitter against the San Francisco Giants on April 27, 2003, while with the Philadelphia Phillies. Both Mercker and Blue were All-Stars in the seasons of their combined no-hitters, and Blue also won the Cy Young Award and the Most Valuable Player Award during his career.

Ex Output:
a