Drawings illustrating the invention may also be provided. See below for examples illustrating stack usage. The letter included sketches illustrating the narrative. His book includes a diagram illustrating a football field. The following is a partial list of linguistic example sentences illustrating various linguistic phenomena. They are prescriptions for graphically illustrating a pure concept. An example illustrating this well is the surface of a sphere. Tymoczko uses the sentence as an example illustrating rewrite rules in linguistics. Morikura is an artist well known for illustrating artworks. He mentioned having had difficulties illustrating the character. Volunteer readers would be assigned particular books, copying passages illustrating word usage onto quotation slips. Design comics are most often used in designing websites or illustrating product-use scenarios during design. It is notable as illustrating contemporary and later usage of fables in rhetorical practice. Languages illustrating each of these articulations are listed below. Cases illustrating the application of section 46 are numerous.