A dishwasher operates to sense the need for a drain or purge operation based on dynamic characteristics of a respective washing operation such that an adaptive system is defined. One example of such compounds is -6-fluoro-2\u2032,5\u2032-dioxospirochroman-4,4\u2032imidazolidine-2-carboxamide. The method further includes determining text within textual portions, and text the non-text portions, and hyperlinking a plurality of keywords within the textual portions and non-text portions to a related document.