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/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "http://www.w3.org/2000/01/rdf-schema#label" }\t, "object": { "type": "literal", "value": "Alan W. Harris" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/awardReceived" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Carl_Sagan_Medal" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/awardReceived" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Leonard_Medal" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/field" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/astronomy" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/field" }\t, "object": { "type": "literal", "value": "planetary science" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/hasAsteroidNamedAfter" }\t, "object": { "type": "literal", "value": "Asteroid 3354 McNair" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/hasAsteroidNamedAfter" }\t, "object": { "type": "literal", "value": "Asteroid 4660 Nereus" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/instanceOf" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/astronomer" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/knownFor" }\t, "object": { "type": "literal", "value": "asteroid research" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/knownFor" }\t, "object": { "type": "literal", "value": "asteroid impact risk assessment" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/knownFor" }\t, "object": { "type": "literal", "value": "asteroid lightcurve analysis" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/memberOf" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/American_Astronomical_Society" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/memberOf" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Division_for_Planetary_Sciences" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/nationality" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/American" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/publishedIn" }\t, "object": { "type": "literal", "value": "numerous scientific papers on asteroids" }},\n { "subject": { "type": "uri", "value": "https://gptkb.org/entity/Alan_W._Harris" }\t, "predicate": { "type": "uri", "value": "https://gptkb.org/prop/workInstitution" }\t, "object": { "type": "uri", "value": "https://gptkb.org/entity/Jet_Propulsion_LaboratoryVirtuoso S1TAT Error RC...: Returning incomplete results, query interrupted by result timeout. Activity: 51 rnd 21 seq 0 same seg 6 same pg 16 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/Alan_W._Harris")\n }\n '