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.

Example Input: Question: How long had New Japan Pro Wrestling been in operation for the year Shiozaki and Aoki won the AAA World Tag Team Championship together? Passage:On June 14, reigning GHC Heavyweight Champion Jun Akiyama was forced to vacate the title due to herniated discs in his back. As a result, Shiozaki was nominated by Akiyama to wrestle for the title against the number one contender Takeshi Rikio. After a hard-fought twenty-minute match, Shiozaki managed to defeat Rikio to become the new GHC Heavyweight Champion. He then went on to successfully defend his title for the first time on September 27 against Akitoshi Saito. However his second title defense was unsuccessful as on December 6, Shiozaki lost the World Heavyweight title to Takashi Sugiura on the last date of the 2009 Winter Navigation tour. On May 23, 2010 Shiozaki teamed up with Atsushi Aoki to defeat Takeshi Morishima and Taiji Ishimori to win the AAA World Tag Team Championship during Pro Wrestling Noah's Navigation with Breeze show in Niigata, Niigata, Japan. As a result of the victory, Shiozaki and Aoki were scheduled to defend the title during AAA's Triplemania XVIII show. At TripleMania, Shiozaki and Aoki were the first team eliminated when Joe Lider pinned Shiozaki. The match and the title were ultimately won by Los Maniacos (Silver Cain and Ultimo Gladiador). In August 2010 Shiozaki took part in New Japan Pro Wrestling's 2010 G1 Climax tournament, where he won four out of his seven-round robin stage matches, only to narrowly miss the finals of the tournament after wrestling Shinsuke Nakamura to a 30-minute time limit draw on the final day of the tournament. The draw with Nakamura led to a No Time Limit match at a Pro Wrestling Noah show on August 22, where Shiozaki was victorious. Shiozaki and Nakamura had their third match on January 4, 2011, at New Japan's Wrestle Kingdom V in Tokyo Dome, where Nakamura was victorious. Shiozaki regained the GHC Heavyweight Title by defeating Takashi Sugiura on July 10, 2011. On January 4, 2012, Shiozaki returned to New Japan at Wrestle Kingdom VI in Tokyo Dome, where he and Naomichi Marufuji defeated CHAOS Top Team (Shinsuke Nakamura and Toru Yano) in a tag team match. On January 22, Shiozaki lost the GHC Heavyweight Championship to Takeshi Morishima. On October 26, Shiozaki and Akitoshi Saito defeated Kenta and Maybach Taniguchi to win the GHC Tag Team Championship. On December 3, 2012, it was reported that Shiozaki had threatened to not re-sign with Noah after his contract expires in January 2013, when the promotion decided to release Kenta Kobashi from his contract. Six days later, Shiozaki and Saito lost the GHC Tag Team Championship to Naomichi Marufuji and Takashi Sugiura. On December 19, Noah confirmed that Shiozaki would be leaving the promotion following December 24. On December 24, Shiozaki defeated Taiji Ishimori in his final Noah match.

Example Output: b

Example Input: Question: How old was the Prime Minister when he announced he was stepping down? Passage:Melkert was elected as a Member of the House of Representatives after the election of 1986, taking office on 3 June 1986 serving as a frontbencher and spokesperson for Finances. After the election of 1994 Melkert was appointed as Minister of Social Affairs and Employment in the Cabinet Kok I, taking office on 22 August 1994. After the election of 1998 Melkert returned as a Member of the House of Representatives, taking office on 19 May 1998. Following the cabinet formation of 1998 Melkert per his own request asked not to be considered for a cabinet post in the new cabinet, he was seen as a rising star by the Labour Party leadership and was considered as the favorite son to succeed Wim Kok as the next Leader of the Labour Party and was selected as the Parliamentary leader of the Labour Party in the House of Representatives, taking office on 13 July 1998. The Cabinet Kok I was replaced by the Cabinet Kok II on 3 August 1998. In December 2001 the Leader of the Labour Party and incumbent Prime Minister Kok announced he was stepping down as Leader and that he wouldn't stand for the election of 2002, the Labour Party leadership approached Melkert as a candidate to succeed him, Melkert accepted and became the Leader of the Labour Party and Lijsttrekker (top candidate) for the election, taking office on 15 December 2001. The Labour Party suffered a big loss, losing 22 seats and fell back as the fourth largest party and now had 23 seats in the House of Representatives. On May 16 2002 Melkert announced he was stepping down as Leader and Parliamentary leader taking responsibility for the defeat but continued to serve in the House of Representatives as a backbencher.

Example Output: b

Example Input: Question: Which institution at which Gordon-Reed is a professor was established most recently? Passage:Annette Gordon-Reed (born November 19, 1958) is an American historian and law professor. She is currently the Charles Warren Professor of American Legal History at Harvard University, where she is also the Carol K. Pforzheimer Professor at the Radcliffe Institute for Advanced Study and a professor of history in the university's Faculty of Arts & Sciences. Gordon-Reed is noted for changing scholarship on Thomas Jefferson regarding his relationship with Sally Hemings and her children. She was awarded the Pulitzer Prize for History and the National Book Award for Nonfiction and 15 other prizes in 2009 for her work on the Hemings family of Monticello. In 2010, she received the National Humanities Medal and a MacArthur Fellowship also known as the MacArthur "Genius Award." Since 2018, she has served as a trustee of the National Humanities Center in Research Triangle Park, NC. She was elected a Member of the American Philosophical Society in 2019.

Example Output:
a