[{"source_document_id":14,"title":"A Study of Northwestern Apples","url":"https://openprairie.sdstate.edu/cgi/viewcontent.cgi?article=1075&context=agexperimentsta_bulletins","rights_status":"unknown","evidence_claim_count":2,"relationship_count":0,"history_event_count":0,"sample_snippets":["Listed for trial in District 7 with winter-protection category.","Listed for trial in raspberries in District 7 only."]},{"source_document_id":3,"title":"Edible Apples in Prairie Canada","url":"https://research-groups.usask.ca/fruit/documents/apples/Edible-Apples-in-Prairie-Canada1.pdf","rights_status":"unknown","evidence_claim_count":1,"relationship_count":0,"history_event_count":0,"sample_snippets":["Cross-reference entry: see Beacon."]}]