sentences:  Development continued under the Visual FoxPro label, which in turn was discontinued in 2007.FoxPro was derived from FoxBase (Fox Software, Perrysburg, Ohio), which was in turn derived from dBase III (Ashton-Tate) and dBase II.dBase II was the first commercial version of a database program written by Wayne Ratliff, called Vulcan, running on CP/M.