Service means this website, the GreenChess macOS App, and the BlueChess iOS App operated by GreenChess.com. Personal Data
Personal Data means data about a living individual who can be identified from those data (or from those and other information either in our possession or likely to come into our possession). Usage Data
Usage Data is data collected automatically either generated by the use of the Service or from the Service infrastructure itself (for example, the duration of a page visit).