example-portal-E High complexity query Datasets added manually isPartOf OR OR urn:uuid:1a0fc71f-2d4b-404b-9cf5-aa82db18479c title abstract OR OR true flower leaf datePublished 2018-01-01T00:00:00Z keywordsText OR OR vegetation authorGivenNameSort OR OR William OR true identifier OR OR urn:uuid:1dbd8284-b388-4268-8bde-f53dca8710b2 urn:uuid:e68d6da6-9f68-42fd-8c85-5fbaa7325569 urn:uuid:71bad44a-0d9f-45fe-8966-ec63dd2f3357 urn:uuid:baa20036-dcc8-4828-95f9-bda380f7fc28 documents OR OR * projectText OR true OR * OR