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: In what year was the commander in chief who sent Elles to investigate the first tanks born? Passage:In August 1915, after recovering from his injuries, Elles was one of three officers specially selected by General Sir William Robertson, soon to be Chief of the Imperial General Staff (CIGS), the professional head of the British Army, to liaise with troops at the front and pass the information directly to the British General Headquarters (GHQ). In January 1916, as a General Staff Officer (GSO), Elles was sent by General Sir Douglas Haig, the Commander-in-Chief (C-in-C) of the BEF on the Western Front, to investigate the first tanks or "caterpillars" being built in England. He attended the first trials of "Mother" and reported back to Haig on its success. During the summer of 1916, he was tasked to report back from the Somme, where the tanks were first used. Elles was appointed to head the Heavy Branch (the first tank units) of the Machine Gun Corps in France on 29 September 1916, with the temporary rank of colonel. His responsibilities included its advanced training and tactical employment. He also commanded the large central depot and workshops established near Bermicourt.


Ex Output:
b


Ex Input:
Question: Had Chic released any albums by the year Saturday Night Fever was released? Passage:For many people, disco is the genre of music most readily associated with the 1970s. First appearing in dance clubs by the middle of the decade, (with such hits as "The Hustle" by Van McCoy), artist like Donna Summer, Gloria Gaynor popularized the genre and were described in subsequent decades as the "disco divas." The movie Saturday Night Fever was released in December 1977, starring John Travolta and featuring the music of the Bee Gees and several other artists. It had the effect of setting off disco mania in the United States. the Bee Gees' soundtrack to Saturday Night Fever became the one best selling album of all time. The Bee Gees and Donna Summer became the genres mega stars. The Bee Gees had 9 number 1 singles, and 12 top 10 hits on the Billboard Hot 100 Chart. Donna Summer had 4 number 1 singles, and 8 top 5 hits, 9 top 10s during the second half of the decade. Summer would be the first female artist of the modern era, to have the number one single and number album, simultaneously on the pop charts. She would accomplish this 3 times in 8 months. She was the first female artist to have 3 number one singles, and 5 top 10, and or; 5 top 5 singles in a calendar year (1979). The other prominent acts of the genre were KC and the Sunshine Band who scored 4 number one singles, The Village People, and Chic. KC and the Sunshine Band would enter the first week of the new decade (80s) with their fifth number one single, and Donna Summer would enter the new decade with her third number one double album.


Ex Output:
b


Ex Input:
Question: Has the director of Yeh Jawaani Hai Deewani worked on any other projects since it was released? Passage:Yeh Jawaani Hai Deewani ( This youth is crazy) is a 2013 Indian romantic drama film, directed by Ayan Mukerji, written by Mukerji and Hussain Dalal, and produced by Karan Johar. It stars Ranbir Kapoor and Deepika Padukone in roles. This is their second film together after 2008's Bachna Ae Haseeno. Kalki Koechlin and Aditya Roy Kapur play supporting roles. Madhuri Dixit appears in an item number with Ranbir Kapoor. Initially set for a March 2013 release, the film was released on 31 May 2013. Upon release, it was a box office success. In the 59th Filmfare Awards, the film received the highest number of nominations (nine) including Best Film, Best Actor for Kapoor, Best Direction for Mukherji, Best Supporting Actor for Kapur, Best Supporting Actress for Koechlin and so on. Yeh Jawaani Hai Deewani has become one of the highest grossing Indian films of all time.Its the second film to cross 300cr Worldwide after 3 Idiots. It was also the tenth highest grossing Bollywood film in overseas markets up until then.


Ex Output:

b