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.

Input: Consider Input: Question: Was the route updated before The Weavers' Triangle Visitor Centre was built? Passage:The route is described in a series of six sectional leaflets, updated in 2008, which are available from Burnley Tourist Information Centre. The first section begins at the Manchester Road canal bridge (where the Weavers' Triangle Visitor Centre is located), and follows the towpath of the Leeds and Liverpool Canal over the Burnley Embankment to Thompson Park. It then follows the River Brun through Bank Hall Park and past Heasandford House where it joins the route of the Brontë Way out of Burnley, almost to Lea Green Reservoir. It then passes the ruined Extwistle Hall and over the River Don to Queen Street Mill Textile Museum in Harle Syke. The second section crosses Todmorden Road, passing a number of farms and over Thursden brook. It then follows the road up the Thursden valley and crosses into West Yorkshire, descending to Widdop Reservoir. Joining the Mary Towneley Loop section of the Pennine Bridleway at the Gorpe track, it moves back into Lancashire and past Hurstwood Reservoir to the Elizabethan hamlet of Hurstwood.


Output: b


Input: Consider Input: Question: How many engines does the Boeing bomber that land at Taichung International Airport have? Passage:Taichung International Airport was constructed during the era of Japanese rule and was named . The United States Air Force (USAF) had been garrisoning the base with two fighter squadrons until the Sino-American Mutual Defense Treaty came into force on March 3, 1955. The airport then expanded in 1954 according to the Sino-American Mutual Defense Treaty, and later renamed Ching Chuan Kang Air Base (CCK) in memory of General Qiu Qingquan. In 1966 the American Air Force established a joint forces air-base at CCK. It was the largest air force base in the Far East at the time, allowing Boeing B-52 Stratofortress bombers to land. During the Vietnam War, CCK became a depot for the USAF. The US Military used CCK and Shuinan Airport to run many of its long-distance Vietnam, Cambodia and Laotian bombing, scouting and cargo transport runs during the Vietnam War era. This base was shut down and most American facilities were removed after U.S. established diplomatic relations with the China in 1979.


Output: b


Input: Consider Input: Question: How many years after the original was released was the cover of Justin Bieber's song released? Passage:Since the release of Punk Goes Pop Vol. 7 the album has spawned four singles. The first which was released in promotion of the album was Dance Gavin Dance's cover of That's What I Like originally performed by Bruno Mars, it was released on June 1, 2017 alongside the announcement of the Punk Goes Pop Vol. 7, it was accompanied by a music video. The second single to be released off the album was The Amity Affliction's cover of Can't Feel My Face originally performed by The Weeknd, it was released on June 22, 2017. It was also accompanied by a music video depicting zombie teenagers walking around eating people in a school and a group of people trying to kill them. The band is seen playing on a stage in what seems to be an auditorium of the school and they also have become zombies. The third single to be released off the album was Andy Black and his wife Juliet Simms's cover of When We Were Young originally performed by Adele, it was released on July 14, 2017 in celebration of the release of Punk Goes Pop Vol. 7. It was also accompanied by a music video depicting Andy and his wife Juliet in a black and white movie singing a duet of When We Were Young. The fourth single to be released off the album was Grayscale's cover of Love Yourself originally performed by Justin Bieber, it was released on July 19, 2017 after the official release of Punk Goes Pop Vol. 7. The song's music video depicts teens singing in front of the band. As the band sings each of the audience members writes various flaws on each other's body with sticky notes. After that they are blown away by the lead singer of Grayscale with a leaf blower and the audience begins to dance around. At the end all the teens stick the notes to a wall creating a pattern of sorts. The meaning behind the video is to be yourself and don't let little things get to you and to love yourself for what you are not by what others think.



Output: a