Lady Constance Keeble
Lady Constance Keeble ( née Threepwood , later Schoonmaker ) is a recurring fictional character in the "Blandings Castle" stories by British comic writer P . G . Wodehouse , being Lord Emsworth's most formidable sister , a strikingly handsome woman , with a fair , broad brow , and perfectly even white teeth . 
<triplet> Lady Constance Keeble <subj> P. G. Wodehouse <obj> creator <subj> Lord Emsworth <obj> sibling <triplet> Blandings Castle <subj> P. G. Wodehouse <obj> creator <triplet> Lord Emsworth <subj> Lady Constance Keeble <obj> sibling