Question: Which fellow of one of the constituent colleges of the University of Oxford in England and the fourth oldest college of the University, is a Professor of physics at the University of Oxford?

Context paragraphs:
List of Honorary Fellows of Keble College, Oxford: Keble College is one of the constituent colleges of the University of Oxford.  It was founded in memory of the Anglican clergyman John Keble, who died in 1866, and was intended to cater for men whose financial resources were insufficient to enable them to study at one of the older Oxford colleges.  After a public appeal for donations in John Keble's memory, the college opened in 1870.  The college's buildings – which were quite unlike any previous Oxford college, with their use of coloured bricks in patterns – were designed by William Butterfield; there have been later additions as the college has grown.

St Anne's College, Oxford: St Anne's College is one of the constituent colleges of the University of Oxford in England.  Formerly a women's college, it has been coeducational since 1979.  Founded in 1879 as The Society of Oxford Home-Students, it received its college status in 1952, and today it is one of the larger colleges in Oxford, with around 450 undergraduate and 200 graduate students in a roughly equal mix of men and women.  Its alumni include Ruth Deech, Danny Alexander, Helen Fielding, Simon Rattle, and Martha Kearney.

Jesus College Boat Club (Oxford): Jesus College Boat Club (commonly abbreviated to JCBC) is a rowing club for members of Jesus College, Oxford, one of the constituent colleges of the University of Oxford.  The club was formed in 1835, but rowing at the college predates the club's foundation: a boat from the college was involved in the earliest recorded races between college crews at Oxford in 1815, when it competed against Brasenose College.  In the early years of rowing at Oxford, Jesus was one of the few colleges that participated in races.  Neither the men's nor the women's 1st VIIIs have earned the title of "Head of the River", which is gained by winning Eights Week—the main inter-college rowing competition at Oxford.

Corpus Christi College, Oxford: Corpus Christi College (full name:"The President and Scholars of the College of Corpus Christi in the University of Oxford") is one of the constituent colleges of the University of Oxford in the United Kingdom.  Founded in 1517, it is the 12th oldest college in Oxford, with a financial endowment of £112.6M as of 2015.

Exeter College, Oxford: Exeter College (in full: The Rector and Scholars of Exeter College in the University of Oxford) is one of the constituent colleges of the University of Oxford in England and the fourth oldest college of the University.

Nuffield College, Oxford: Nuffield College is one of the constituent colleges of the University of Oxford in England.  It is a graduate college and specialises in the social sciences, particularly economics, politics and sociology.  Nuffield is one of Oxford's newest colleges, having been founded in 1937, as well as one of the smallest, with around 75 postgraduate students and 60 academic fellows.  Its architecture is designed to conform to the traditional college layout and its modernist spire is a landmark for those approaching Oxford from the west.

Abdul Wali Khan University Mardan: Abdul Wali Khan University, Mardan (Urdu: ‎ ) or AWKUM, is a public university located in Mardan, Pakistan.  Established in April 2009, the university is named after Abdul Wali Khan, a prominent personality of Pashtunkhwa and has forty nine institutions affiliated to it.  The university started in an already-built postgraduate college of Mardan, has nine campuses and more than ten thousand students enrolled in thirty one disciplines as of 2015.  The campus at Swabi was opened in October 2010 in the Anbar elementary college building and has since then become the University of Swabi and the Palosa campus is home to Bacha Khan University.  Currently the university has five faculties and three constituent colleges.  The faculties are Faculty of Arts & Humanities, Faculty of Chemical and Life Sciences, Faculty of Physical & Numerical Sciences, Faculty of Economics & Business, Faculty of Social Sciences.  The Pashtunkhwa College of Art, Womans' College and the Animal Husbandry and Veterinary College are also constituent colleges of the University.

Lincoln College, Oxford: Lincoln College (in full: The College of the Blessed Mary and All Saints, Lincoln) is one of the constituent colleges of the University of Oxford, situated on Turl Street in central Oxford.  Lincoln was founded in 1427 by Richard Fleming, then Bishop of Lincoln.  It is the ninth oldest of Oxford University's extant colleges.

Andrew Steane: Andrew Martin Steane is Professor of physics at the University of Oxford.  He is also a fellow of Exeter College, Oxford.

List of Masters of Balliol College, Oxford: Balliol College, Oxford, one of the constituent colleges of the University of Oxford, is run by the Master and Fellows of the college.  The Master of the college must be "the person who is, in their [the Fellows] judgement, most fit for the government of the College as a place of religion, learning, and education".  Although the rules in no way suggest there is a preference for an alumnus or Fellow of the college to be chosen there have been few who were not, only one in the 20th Century had no previous connection (David Lindsay Keir 1946-1964) and the previous non-member to hold the post before that was Theophilus Leigh elected in 1726.  The current Master of Balliol was a post-graduate student there holding the Snell Exhibition (tied to a graduate of Glasgow University).  This is Sir Drummond Bone, a scholar of the Romantic poet Lord Byron.  He has held the post since October 2011, following his retirement as Vice-Chancellor of the University of Liverpool in 2008 and also President of Universities UK.

Supporting paragraphs: Andrew Steane Exeter College, Oxford
Answer: Andrew Martin Steane