[{"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":28,"relationship_count":0,"history_event_count":0,"sample_snippets":["The Cheney belongs to the Prunus nigra class of plums.","Patmore reported that Cheney, unlike De Soto there, had no acidity and was excellent for use.","In Brandon, Manitoba, H. L. Patmore reported the Cheney plum was far ahead of all other varieties he had grown.","Ripens August 16th to 26th."]}]