One of my colleagues' wives insists I've got this wrong--she says she's so loyal to her own dry cleaner that no discounter can lure away her business.
My colleague's wife enjoys doing laundry. 
mnli hypothesis: My colleague's wife enjoys doing laundry.  premise: One of my colleagues' wives insists I've got this wrong--she says she's so loyal to her own dry cleaner that no discounter can lure away her business.