<https://extendedstudies.ucsd.edu/courses-and-programs/cte-core-for-clear-single-multiple-subject-teachers>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://extendedstudies.ucsd.edu/courses-and-programs/cte-core-for-clear-single-multiple-subject-teachers>