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: Of the people who Hugh Weston acted as confessor to, whom was executed first? Passage:How long he remained in confinement is uncertain, but he retained all his offices except his professorship, and received further preferment on Queen Mary's accession. On 18 September 1553 he was installed dean of Westminster, and on 22 January 1554 was collated to the archdeaconry of Colchester; he also received the living of Cliff-at-Hoo, Kent, on 2 April 1554, resigning the rectorship of Lincoln in 1555. His services as a controversialist were in great demand. He acted as confessor to Henry Grey, 1st Duke of Suffolk and Sir Thomas Wyatt at their execution, was prolocutor of the convocation that met on 16 October 1553, and preached at St. Paul's Cross four days later, and before the queen on Ash Wednesday (7 February 1553-4) during Wyatt's rebellion. He examined Thomas Philpot, had disputations with Nicholas Ridley and John Bradford, and presided over Thomas Cranmer's trial in St. Mary's, Oxford, on the 14th, and over the disputation between Latimer and Richard Smith on 18 April 1554.

Example Output: a

Example Input: Question: How many season did the HBO show that forced Dean Winters to leave Law & Order last? Passage:For the lead roles, Christopher Meloni was cast as Detective Elliot Stabler and Mariska Hargitay was cast as Detective Olivia Benson after they auditioned together. Hargitay, who had to move from Los Angeles to New York when she got the role, said she was able to do this on short notice because she was already planning on moving to New York to pursue a Broadway career. The squad commander role was filled by Dann Florek, who had portrayed Captain Don Cragen for the first three seasons on the original Law & Order and later reprised his role in . He joined the cast on the condition that he not be asked to audition. Richard Belzer was cast as Detective John Munch, continuing his role from the series . In Belzer's words, he was cast because "Dick Wolf and Tom Fontana got drunk at a party". Halfway through the season, Richard Belzer reprised his role of Munch in , which briefly shows his character out on a case in his SVU context in New York. At Belzer's insistence, his character was partnered with Brian Cassidy, who was portrayed by Dean Winters. However, Winters' contractual obligation to the HBO series Oz forced him to leave halfway through the season. Michelle Hurd, who portrayed Detective Monique Jeffries, filled Winters' void for the remainder of the season, and was at that point added to the main credits.

Example Output: b

Example Input: Question: How long is the river that the trail could bring travelers west toward? Passage:Reports from the fur trappers who first entered the mountains and those following mention the trail through the pass as being in long term us by the Shoshone, Bannack, Arapaho, Gros Ventre, Flat Head or Bitterroot Salish, Nez Perce, Crow and others. The pass provide access into three river sheds. An east-west route ran from the east up the Wind River valley and provided a western route by the Gros Ventre or Hoback Rivers to the Valley of the Snake River in Jackson's Hole. To go south, the traveler would follow the Green River. The Union Pass Route was an extension of a North South Route up the Valley of the Yellowstone. Coming up the Valley of the Thoroughfare, west of the Absaroka Mountains and south of Yellowstone Lake, the trail followed the North Fork of the Yellowstone. Crossing over Two Ocean Pass, the trail split east and west around Terrace Mountain into the Wind River Valley at DuNoir. From Union Pass south bound travelers could use the Green River Valley to connect east through South Pass or west toward the Snake River.

Example Output:
b