[{"source_document_id":17,"title":"Plums in South Dakota","url":"https://openprairie.sdstate.edu/cgi/viewcontent.cgi?article=1092&context=agexperimentsta_bulletins","rights_status":"unknown","evidence_claim_count":16,"relationship_count":0,"history_event_count":0,"sample_snippets":["Skin is thick, tough, very firm, and not especially acerb.","The fruit is freestone; the pit is long, pointed at both ends, regular, with smooth edges.","Dots are minute, gray, and numerous.","Fruit is oblong, conical, tapering to a blunt apex, irregular from lateral compression, with a deep regular cavity and usually a broad-line suture."]}]