Query error: EndPointInternalError: The endpoint returned the HTTP status code 500. Response: b'\n{ "head": { "link": [], "vars": ["subject", "predicate", "object"] },\n "results": { "distinct": false, "ordered": true, "bindings": [\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://www.w3.org/2000/01/rdf-schema#label" }\t, "object": { "type": "literal", "value": "Group W" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/acquiredBy" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/CBS" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/acquisitionYear" }\t, "object": { "type": "literal", "value": "1995" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/alsoKnownAs" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Westinghouse_Broadcasting_Company" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/country" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/United_States" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/defunct" }\t, "object": { "type": "literal", "value": "yes" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/founded" }\t, "object": { "type": "literal", "value": "1920s" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/headquartersLocation" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/New_York_City" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/industry" }\t, "object": { "type": "literal", "value": "broadcasting" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/instanceOf" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/company" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableFor" }\t, "object": { "type": "literal", "value": "owning and operating radio and television stations" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableFor" }\t, "object": { "type": "literal", "value": "syndication of television programs" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableProgram" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/The_Mike_Douglas_Show" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableProgram" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Evening_Magazine" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableStation" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/KDKA_%28Pittsburgh%29" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableStation" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/KYW_%28Philadelphia%29" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableStation" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/WBZ_%28Boston%29" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableStation" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/WINS_%28New_York%29" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/notableStation" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/WJZ_%28Baltimore%29" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/parentCompany" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Westinghouse_Electric_Corporation" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/bfsLayer" }\t, "object": { "type": "literal", "value": "6" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/bfsParent" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Westinghouse_Broadcasting" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/bfsParent" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Westinghouse_Broadcasting_Company" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Group_W" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/bfsParent" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Westinghouse_Broadcasting_%28original_owner%29" }} ] } }Virtuoso S1TAT Error RC...: Returning incomplete results, query interrupted by result timeout. Activity: 66 rnd 25 seq 0 same seg 12 same pg 24 same par 0 disk 0 spec disk 0B / 0 messa\n\nSPARQL query:\n\n SELECT ?subject ?predicate ?object\n WHERE {\n ?subject ?predicate ?object .\n FILTER (STR(?subject) = "https://gptkb.org/entity/Group_W")\n }\n '