[{"source_document_id":12,"title":"Northern Plant Novelties for 1945","url":"https://openprairie.sdstate.edu/cgi/viewcontent.cgi?article=1005&context=agexperimentsta_horticulture","rights_status":"unknown","evidence_claim_count":1,"relationship_count":1,"history_event_count":1,"sample_snippets":["ild crab x Dolgo crab pollen","relationship: cross_parent","history: ild crab x Dolgo crab pollen"]}]