: singlehttp://purl.org/ontology/mo/ Create a prefix for http://purl.org/ontology/mo/ Hit Enter to save Double click to create a prefix | dce:description | A single or record single is a ...... can still appear on an album. | : mo/http://purl.org/ontology/ Create a prefix for http://purl.org/ontology/ Hit Enter to save Double click to create a prefix |