This property defines the Unicodes which are Open Punctuations
Characters like (,[,{, etc. are listed under Open Punctuation General Category.
79 Characters are present in Open Punctuation General Category starting with the Unicode point U+0028 that represents the character (.
Currently, as per latest version 15.0.0, Unicode supports 30 number of General Category. Here are a few examples - Close Punctuation,Connector Punctuation,Control Character, etc.