[{"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":15,"relationship_count":0,"history_event_count":0,"sample_snippets":["Listed as a standard apple (standard apple, fruit 5 cm diameter or more).","Hardiness noted as H1, meaning the hardiest class.","References cited as BHB, L&U, and F&N.","Zone 3-4."]},{"source_document_id":2,"title":"South Dakota Fruit Garden (visual sample pages 9-11)","url":"file:///usr/local/var/www/pomologica/data/raw/manual/benchmarks/sd_fruit_garden_1943_pages_10_12.pdf","rights_status":"public_domain","evidence_claim_count":12,"relationship_count":0,"history_event_count":0,"sample_snippets":["Wakpala (1)","Haralson (2)","ZONE III All Rest and Northern two-thirds of State","{\"column_label\": \"ZONE III All Rest and Northern two-thirds of State\", \"cultivar_name\": \"Prairie Spy\", \"notes\": [\"Haralson (2)\", \"Wakpala (1)\"], \"page_number\": 1, \"parser_mode\": \"visual_table_page\", \"row_context\": null, "]},{"source_document_id":106,"title":"Daniels planting guide, 1950","url":"https://archive.org/download/CAT31385782/CAT31385782.pdf","rights_status":"unknown","evidence_claim_count":12,"relationship_count":0,"history_event_count":0,"sample_snippets":["A side note says Prairie Spy will not blow off the tree at picking time.","The tree is described as hardy except in highly unfavorable locations.","The tree is described as vigorous and productive.","The fruit clings to the tree until picked."]}]