<?xml version="1.0" encoding="UTF-8"?>
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         xmlns:oer="https://www.oerschema.org/"
         xmlns:schema="http://schema.org/">

  <rdfs:Class rdf:about="https://www.oerschema.org/SupplementalMaterial">
    <rdfs:label>SupplementalMaterial</rdfs:label>
    <rdfs:comment>Material associated with an instructional component that provides additional information about that component. Examples include Curriculum guides, Family course guides Student study guides.</rdfs:comment>
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  </rdfs:Class>
</rdf:RDF>