query: SELECT ?Property_ ?Property_Label ?Property_Description ?separator_ ?separator_Label
  WHERE {
    
  	?Property_ p:P2302 ?single_value_statement .
  	?single_value_statement ps:P2302 wd:Q19474404 .
  	OPTIONAL {?single_value_statement pq:P4155 ?separator_ .}
  
  	SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  
  } 