iambic pentameter

Each set of sounds has one that shall be stressed and in these two shall there be one is not of sets of two no less than five be wrought and with these sets a subject be addressed if with these lines one seeks to form a verse the rhymes each line one first must understand two sets of four the first and last shall stand between lay those who differ from the first at the end of all shall be six lines again cointaineth they the rhythm of above their rhyme can differ but I shall begin with rhyme of three and then the same again second different from those it is one of 'tis pit'ous that I lack a line to end