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: Which of the notable casts from the world-premiere was the oldest? Passage:The Dangerous Liaisons is an opera in two acts and eight scenes, with music by Conrad Susa to an English libretto by Philip Littell. It is based on the novel Les Liaisons dangereuses by Pierre Choderlos de Laclos. The opera has set numbers with recitative and spoken dialog. It is set in France in the 18th century. The opera received its first performance by the San Francisco Opera on 10 September 1994, with stage direction by Colin Graham and Donald Runnicles as the conductor. The world-premiere cast included Thomas Hampson as Valmont, Frederica von Stade as Merteuil, David Hobson as Chevalier de Danceny, Renée Fleming as Tourvel and Mary Mills as Cécile de Volanges. The opera was performed at Washington Opera in March 1998. It was also aired on the American PBS television network's Great Performances, a video recording of which was also made. Albany Records released an audio recording of a performance by Manhattan School of Music Opera Theater in 2016.


Output: a


Input: Consider Input: Question: How many years after Gene Haas formed his NASCAR Sprint Cup Series team did he form his Haas F1 Team? Passage:Several team changes took place before the season began. Haas F1 Team, a team formed by NASCAR Sprint Cup Series team owner Gene Haas, joined the Formula One grid, becoming the first American team to compete since the unrelated Haas Lola team competed in 1986. The team used power units supplied by Ferrari and a chassis developed by Dallara. Dallara had last participated in Formula One as the chassis manufacturer for HRT in . Renault returned to Formula One as a full factory-supported team after they purchased Lotus from Genii Capital, the venture capital firm they had originally sold the same team to in 2010, and supplied engines to up until the end of . Lotus's participation in the 2016 season was in question pending the resolution of a High Court case brought against the team by HM Revenue and Customs over unpaid PAYE tax.


Output: a


Input: Consider Input: Question: Which city was larger in square meters the year Yeo was born, Winchester or Southampton? Passage:Yeo was born in Southampton, England on 7 October 1782 to a naval victualling agent. Yeo was sent to an academy near Winchester for his formal education. Yeo joined the Royal Navy as a midshipman aboard at the age of 10, thanks to his patron, Admiral Phillips Crosby. In 1796, he was made acting-lieutenant and placed in command of the 16-gun sloop . He was made lieutenant permanently on 20 February 1797. The vessel was deployed to the West Indies, where Yeo contracted Yellow fever was ordered home to England to convalesce in 1798. By 1802, Yeo was first lieutenant aboard in the Adriatic Sea. He distinguished himself during the siege of Cesenatico in 1800, when thirteen merchant vessels were burned or sunk. Following the Peace of Amiens in 1802, Yeo was demoted to half-pay.



Output: a