If this is a business-related file, you can check the SEC EDGAR database for official corporate reports using "Capital Island" as a search term.
If you have a link to the specific page where you saw this file, providing it will help in retrieving the text. Otherwise, knowing the source would allow for a more targeted search. File: Capital.Island.zip ...
It may be a localized dataset or a collection of public records (like ZIP code data for a neighborhood like Coney Island ) bundled for download. If this is a business-related file, you can