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: How old was Adrian "King" Cole the year that headquarters RAAF Station Richmond was formed as a separate entity? Passage:A military flying school was set up at the site of the present-day RAAF base on 28August 1916, when the area was known as Ham Common. RAAF Station Richmond was established on 30June 1925 as the fledgling service's first air base outside Victoria. Its initial flying unit was No.3 (Army Cooperation) Squadron, operating Airco DH.9 light bombers and Royal Aircraft Factory S.E.5 fighters, and for the next decade the commanding officer of No.3 Squadron was also in charge of the base. Among these were Squadron Leaders Frank Lukis (192530), Harry Cobby (193031), and Bill Bostock (193133). Headquarters RAAF Station Richmond was formed as a separate entity on 20April 1936, under the command of Group Captain Adrian "King" Cole. Other units, including No.22 Squadron flying Hawker Demons, and No.2 Aircraft Depot, had been established in the preceding months. No.4 (General Reconnaissance) Squadron was formed in May 1937, followed by No.6 (General Reconnaissance) Squadron in March 1939. Two Fleet Cooperation units were also established, No.5 Squadron in April 1936 and No.9 Squadron in January 1939. No.23 (General Purpose) Squadron formed in February 1939. As well as an Air Force base, in its pre-war days Richmond was used as a supplementary airport for Sydney; various aviation pioneers employed it in the 1930s, including Charles Kingsford Smith and Jean Batten.

Ex Output:
b

Ex Input:
Question: When was the singer born who also sang on the Boy is Mine? Passage:In June 1998, Norwood released her second album Never Say Never. Boosted by the success of its number-one lead single "The Boy Is Mine", a duet with singer Monica, it facilitated Norwood in becoming a viable recording artist with mediacrossing appeal. In total, the album sold 16 million copies worldwide and spawned seven singles, including Norwood's second number-one song, the Diane Warren-penned "Have You Ever?". Also in 1998, Norwood made her big screen debut in a supporting role in the slasher sequel, I Still Know What You Did Last Summer, which garnered her both a Blockbuster Entertainment Award and an MTV Movie Award nomination for Best Breakthrough Female Performance. The following year, she co-starred with Diana Ross in the telefilm drama Double Platinum about an intense, strained relationship between a mother and daughter. Both Norwood and Ross served as executive producers of the movie which features original songs from Never Say Never and Ross's Every Day Is a New Day (1999).

Ex Output:
b

Ex Input:
Question: How many people attend Jacobs School of Music each year? Passage:Born in Philadelphia, Day studied at the Jacobs School of Music at Indiana University and at the Curtis Institute of Music where she was a pupil of Margaret Harshaw. She placed third in the finals of the Metropolitan Opera National Council Auditions in 1973, which led to her debut performance at the Metropolitan Opera House on March 25, 1973 singing "Come scoglio" from Cosi fan tutte and "Song to the Moon" from Rusalka. She made her professional opera debut in 1972 with the Pennsylvania Opera Company as Violetta in La traviata. That same year she was the soprano soloist in Verdi's Requiem with the Mendelssohn Club. In 1973 she portrayed Mimi in La boheme and Violetta with the Little Lyric Opera Company in Philadelphia. In 1974 she made her debut with the Philadelphia Lyric Opera Company as Nella in Gianni Schicchi.

Ex Output:
b