is#knowledge_based_document_search
  supertype:  knowledge_based_information_search  knowledge_based_document_indexation_or_search
  subtype:  conceptual_clustering_from_documents
     subtype:  conceptual_clustering_from_emails

1 statement is about an indirect instance of knowledge_based_document_search (conceptual_clustering_from_emails): graph18_on_article
  click here to display them or click here for a search form or here to add a statement