Complex sentence: One of the most famous Ice cream stores, and one of the earliest, located in Talaat Harb Square, the Store was owned by an Italian, descendant to the Groppi Family, and managed to survive the nationalizing movements in the 1950s and 60's.
Split into simpler sentences: One of the most famous ice cream stores, and one of the earliest, is located in Talaat Harb Square. The store was owned by an Italian, descendant of the Groppi Family, and survived the nationalizing movements in the 1950s and 1960's.