John Churchill, 1st Duke of Marlborough - Sarah Churchill, Duchess of Marlborough. Attributed to Godfrey Kneller.
{"Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Artist": "Attributed to Godfrey Kneller (1646-1723)", "Image YCbCrPositioning": "Centered", "Image Copyright": "http://www.sothebys.com/en/catalogues/ecatalogue.html/2007/important-british-paintings-l07122#/r=/en/ecat.fhtml.L07122.html+r.m=/en/ecat.lot.L07122.html/15/"}