Paragraph-level elements, i.e., elements which can appear inside <div> elements at the paragraph level, or between paragraphs Elements which are regarded as individual tokens even when they may contain sub-constituents. Common elements used to define sequences The sequence m.phrase.seq is the base sequence and the others sequences are subsets of m.phrase.seq. Each subset contains all the elements of m.phrase.seq except for one. For example m.phrase.hi.seq contains all elements but <hi>. Elements that mark paragraph level content, that is, elements that are children of <div> div elements. Elements that can appear as the children of paragraph level elements.