id,text,category,length 1,"Hello, World!",greeting,13 2,"The quick brown fox jumps over the lazy dog",pangram,43 3,"ABCDEFGHIJKLMNOPQRSTUVWXYZ",alphabet_upper,26 4,"abcdefghijklmnopqrstuvwxyz",alphabet_lower,26 5,"0123456789",numbers,10 6,"!@#$%^&*()_+-=[]{}|;:,./<>?",special_chars,27 7,"Pack my box with five dozen liquor jugs",pangram,39 8,"Sphinx of black quartz judge my vow",pangram,35 9,"AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz",mixed_case,52 10,"Test123!@#abc",mixed_all,13