{"focal_cultivar_id":239,"focal_cultivar_name":"Sylvia","nodes":[{"id":"cultivar:239","node_type":"cultivar","label":"Sylvia","cultivar_id":239,"event_id":null,"event_year":null,"role":"focal","ring":0},{"id":"event:450","node_type":"event","label":"Sylvia x Melba","cultivar_id":null,"event_id":450,"event_year":1960,"role":"parent_left","ring":1},{"id":"cultivar:112","node_type":"cultivar","label":"Melba","cultivar_id":112,"event_id":null,"event_year":1960,"role":"cross_event_parent_right","ring":2}],"edges":[{"source_id":"cultivar:239","target_id":"cultivar:112","relation_type":"cross_event_parent_right","source_document_id":45,"event_year":1960},{"source_id":"event:450","target_id":"cultivar:112","relation_type":"cross_event_parent_right","source_document_id":45,"event_year":1960},{"source_id":"cultivar:239","target_id":"cultivar:112","relation_type":"cross_parent_pair","source_document_id":45,"event_year":null},{"source_id":"event:450","target_id":"cultivar:239","relation_type":"focal_parent_left","source_document_id":45,"event_year":1960}]}