{"text_format":"3","workbook":"xls","n_sheets":4,"sheets":["Sheet1","Sheet2","Sheet3","Sheet4"],"not_rendered":{"external_links":1,"defined_names":3},"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":4,"n_cols":3,"rows_kept":4,"flags":["formulas_cached_only"]}
[1,4,7]
[2,5,8]
[3,6,9]
["no repeating rows or columns"]

{"sheet":"Sheet2","index":1,"n_rows":4,"n_cols":3,"rows_kept":4,"flags":["formulas_cached_only"]}
[1,4,7]
[2,5,8]
[3,6,9]
["repeating rows"]

{"sheet":"Sheet3","index":2,"n_rows":4,"n_cols":3,"rows_kept":4,"flags":["formulas_cached_only"]}
[1,4,7]
[2,5,8]
[3,6,9]
["repeating columns"]

{"sheet":"Sheet4","index":3,"n_rows":4,"n_cols":3,"rows_kept":4,"flags":["formulas_cached_only"]}
[1,4,7]
[2,5,8]
[3,6,9]
["repeating rows and columns"]