{"text_format":"3","workbook":"xlsx","n_sheets":1,"sheets":["Sheet 1"],"read":"whole","date_system":"1900"}

{"sheet":"Sheet 1","index":0,"n_rows":6,"n_cols":3,"rows_kept":6}
[null,"Первичный протокол Информатика"]
["Фамилия","Класс участия","Балл"]
["Хафизова",7,40]
["Хисамиев",7,10]
["Хафизов",8,10]
["Мухаметшин",8,0]