{ "features": [ { "geometry": { "type": "Point", "coordinates": [ 45.973967, 31.435273 ] }, "type": "Feature", "id": "representative-centerpoint-of-sumer", "properties": { "snippet": "Region; 3000 BC - 540 BC", "link": "https://pleiades.stoa.org/places/202833934/representative-centerpoint-of-sumer", "description": "Estimated, representative centerpoint based on historical reconstructions of ancient Sumer and published TAVO maps.", "location_precision": "precise", "title": "Representative centerpoint of Sumer" } } ], "contributors": [ { "username": "jbecker", "homepage": null, "name": "Jeffrey Becker", "uri": "https://pleiades.stoa.org/author/jbecker" } ], "locations": [ { "contributors": [], "associationCertainty": "certain", "attestations": [ { "timePeriod": "3rd-millennium-bc", "timePeriodURI": "https://pleiades.stoa.org/vocabularies/time-periods/3rd-millennium-bc", "confidence": "confident", "confidenceURI": "https://pleiades.stoa.org/vocabularies/attestation-confidence/confident" }, { "timePeriod": "2nd-millenium-bce", "timePeriodURI": "https://pleiades.stoa.org/vocabularies/time-periods/2nd-millenium-bce", "confidence": "confident", "confidenceURI": "https://pleiades.stoa.org/vocabularies/attestation-confidence/confident" }, { "timePeriod": "neo-assyrian-babylonian-middle-east", "timePeriodURI": "https://pleiades.stoa.org/vocabularies/time-periods/neo-assyrian-babylonian-middle-east", "confidence": "confident", "confidenceURI": "https://pleiades.stoa.org/vocabularies/attestation-confidence/confident" } ], "references": [ { "alternateURI": "", "accessURI": "", "citationDetail": "", "citationTypeURI": "http://purl.org/spar/cito/seeFurther", "shortTitle": "RGTC 1", "bibliographicURI": "https://www.zotero.org/groups/pleiades/items/9R2LKDZM", "formattedCitation": "