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: How large is the lake that the trail passes south of? 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.

Output: b

Input: Consider Input: Question: What city is to the south of the location where Curtis was born? Passage:Curtis was born at Coddington, Herefordshire in 1872, the youngest of the four children of an Anglican rector. He was educated at Haileybury College and then at New College, Oxford, where he read law. He fought in the Second Boer War with the City Imperial Volunteers and served as secretary to Lord Milner (a position that had also been held by adventure-novelist John Buchan), during which time he dedicated himself to working for a united self-governing South Africa. Following Milner's death in 1925, he became the second leader of Milner's Kindergarten until his own death in 1955. His experience led him to conceptualize his version of a Federal World Government, which became his life work. In pursuit of this goal, he founded (1910) the quarterly Round Table. He was appointed (1912) Beit lecturer in colonial history at the University of Oxford, and a Fellow of All Souls College.

Output: b

Input: Consider Input: Question: What is the home stadium of the team that Faraki was manager of that he led to promotion? Passage:During Branko Ivankovic's time as Team Melli manager, Faraki was the assistant manager. He was also the head coach of the Iran national under-23 football team from 2003 till 2006. He was manager of Kaveh Tehran which led the club to promotion to the Azadegan League. He was appointed as head coach of Naft Tehran on 1 July 2010 and secured the team from relegation in his first season at the club. At the second season, he led the club to the 5th place, which was their best league end until 2014. He not renewed his contract with the team and signed a two years contract with Foolad on 5 June 2012. He led Foolad to the AFC Champions League for the second time since 2006 after they finished 4th in 201213. In 201314 season, Faraki's side won the league, finishing the season with 57 points, two more from runners-up Persepolis. He resigned as Foolad's manager at the end of the season because he needs an imminent knee operation.
Output: b