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/National_Foods" }\t, "predicate": { "type": "uri", "value": "http://www.w3.org/2000/01/rdf-schema#label" }\t, "object": { "type": "literal", "value": "National Foods" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/country" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Pakistan" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/founded" }\t, "object": { "type": "literal", "value": "1970" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/founder" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Waqar_Malik" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/headquartersLocation" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Karachi%2C_Pakistan" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/industry" }\t, "object": { "type": "literal", "value": "Food processing" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\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/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/products" }\t, "object": { "type": "literal", "value": "spices" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/products" }\t, "object": { "type": "literal", "value": "sauces" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/products" }\t, "object": { "type": "literal", "value": "seasonings" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/products" }\t, "object": { "type": "literal", "value": "jams" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/products" }\t, "object": { "type": "literal", "value": "pickles" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/products" }\t, "object": { "type": "literal", "value": "dessert mixes" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/stockExchange" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Pakistan_Stock_Exchange" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/stockSymbol" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/NATF" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/website" }\t, "object": { "type": "literal", "value": "https://www.nfoods.com/" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/bfsLayer" }\t, "object": { "type": "literal", "value": "7" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/bfsParent" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/The_Big_M" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/National_Foods" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/bfsParent" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Hebrew_National" }} ] } }Virtuoso S1TAT Error RC...: Returning incomplete results, query interrupted by result timeout. Activity: 56 rnd 21 seq 0 same seg 5 same pg 21 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/National_Foods")\n }\n '