Complex sentence: Before Alpha Beta was the name of a store, it was the name of a marketing concept used in grocery stores founded by Albert and Hugh Gerrard; it referred to organizing the groceries in the store in alphabetical order.
Split into simpler sentences: Before Alpha Beta was the name of a store, it was the name of a marketing concept used in grocery stores founded by Albert and Hugh Gerrard. It referred to organizing the groceries in the store in alphabetical order.