In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.

[Q]: Question: How long did the battle where George was appointed colonel for last? Passage:Randall enlisted as a private in the 4th Pennsylvania Volunteer Infantry in the April 1861. He then accepted appointment to the 4th U.S. Infantry as second lieutenant in October. He served in New York and Washington, D.C., and in the field with the Army of the Potomac. He was a second lieutenant at the Siege of Yorktown, Battle of Gaines' Mill, Battle of Malvern Hill, Second Bull Run (where he commanded Company C), and Fredericksburg; and a first lieutenant at the Battle of the Wilderness. He was appointed a brevet captain for gallant service in the Battle of Antietam. He served as a major in the 14th New York Heavy Artillery Regiment, part of Major General Ambrose Burnside's IX Corps on the Richmond-Petersburg Front in 1864, and was commander of the regiment at the Battle of the Crater. The Dansville Advertiser reported on 7 September that he assumed command of the regiment on 18 August. This article also reports that he was wounded in the battle on 19 August. He was appointed a brevet lieutenant colonel, and then colonel for gallantry in the Battle of Fort Stedman. He mustered out of the Volunteer service on 26 August, and was appointed captain in the 4th US Infantry on 23 September 1865. Subsequently, he served at Davids' Island Military Reservation, New York Harbor, where he was in December 1867.

[A]: b


[Q]: Question: How long had Notre Dame been in existence on the year that Sean Reardon got his B.A. in liberal arts? Passage:Sean Reardon earned a B.A. in liberal arts from the University of Notre Dame in 1986, after which he taught for four years at Red Cloud Indian School (South Dakota) and Moorestown Friends School (New Jersey) before returning to Notre Dame and obtaining a M.A. in peace studies in 1991. After his M.A., Reardon pursued his education at the Harvard Graduate School of Education, from which he obtained an M.Ed. and an Ed.D. in educational administration, planning and social from in 1992 and 1997. Following his graduation, Reardon first briefly worked as a postdoctoral researcher at Harvard's Children Initiative on the evaluation of programmes for children (1998-99) and then became an assistant professor of education and sociology at Pennsylvania State University, before moving to Stanford University in 2004. At Stanford, Reardon was promoted from associate professor to full professor in 2012 and has been the Endowed Professor of Poverty and Inequality in Education since 2014. Additionally, he serves at Stanford as Director of the Stanford Interdisciplinary Doctoral Training Program in Quantitative Education Policy Analysis and as a senior fellow of the Stanford Institute for Economic Policy Research. Reardon was elected to the National Academy of Education in 2014 and sits on the Board of Directors of the Society for Research on Educational Effectiveness. Reardon performs or has performed editorial duties for many academic reviews in education, including Sociology of Education, Educational Evaluation and Policy Analysis, Journal of Economic Inequality, American Educational Research Journal, Journal of Research on Educational Effectiveness, and Educational Researcher.

[A]: b


[Q]: Question: How old was Griff Rhys Jones when the BBC docudrama Charles Dickens & the Invention of Christmas was released? Passage:In December 2007 she appeared as herself in the BBC docudrama Charles Dickens & the Invention of Christmas, written and presented by Griff Rhys Jones. She also appeared in Channel 4's 2008 documentary Dickens's Secret Lover, which was concerned with Dickens's relationship with the actress Ellen Ternan. In December 2011 she appeared on BBC One's Songs of Praise and for BBC Two in Mrs Dickens' Family Christmas, during which she was interviewed by Sue Perkins. In January 2013 she appeared in all three episodes of BBC Two's Queen Victoria's Children and in an episode of Find My Past which was concerned with the affair between Charles Dickens and Ellen Ternan. She has appeared twice on BBC One's The One Show, interviewed about Lizzie Siddal and about Charles Dickens's will. She was the presenter for BBC One's Inside Out London: Dickens and Health Her radio appearances include The Today Programme (BBC Radio 4); Woman's Hour (BBC Radio 4); The Aled Jones Show (BBC Radio 2); The Robert Elms Show (BBC London); The Lynn Parsons Show (Smooth Radio and BBC Berkshire); Glad To Be Grey with Mary Beard (BBC Radio 4) and Behind the Looking Glass with Lauren Laverne (BBC Radio 4). In 2013, Hawksley unveiled a new blue plaque to her great great great grandfather, at 22 Cleveland Street, London.

[A]:
b