{"@context":"https://schema.org","@type":"Property","@id":"https://schema.org/materialExtent","rdfs:label":"materialExtent","rdfs:comment":"The quantity of the materials being described or an expression of the physical space they occupy.","schema:domainIncludes":[{"@id":"https://schema.org/CreativeWork"}],"schema:rangeIncludes":[{"@id":"https://schema.org/QuantitativeValue"},{"@id":"https://schema.org/Text"}]}