Carry out the 9 (nine) steps of the ER-to-Relational mapping algorithm on the ER diagram of the following figure (An ER diagram for an AIRLINE database schema). Number / highlight as step 1, 2, etc. Briefly explain each step, if possible.

Airport codeCity City(StateName DEPARTURE AIRPORTN Leg no AIRPORT Scheduled_dep_time Scheduledarr time FLIGHT_LEG ARRIVAL CAN LAND AIRPORT Instances LEGS Number Type name Max seats INSTANCE_OF Airline FLIGHT Company AIRPLANE TYPE Arr time Weekday:s DEPARTS1 FARES Restrictions Amount Code ARRIVES Dep time TYPE FARE Airplane-d (Total no of seats o of avail seats LEG INSTANCET Date --I ASSIGNED AIRPLANE Customer name Cphone Seat no RESERVATION Notes: A LEG (segment) is a nonstop portion of a flight. A LEG INSTANCE is a particular occurrence SEAT of a LEG on a particular date. Airport codeCity City(StateName DEPARTURE AIRPORTN Leg no AIRPORT Scheduled_dep_time Scheduledarr time FLIGHT_LEG ARRIVAL CAN LAND AIRPORT Instances LEGS Number Type name Max seats INSTANCE_OF Airline FLIGHT Company AIRPLANE TYPE Arr time Weekday:s DEPARTS1 FARES Restrictions Amount Code ARRIVES Dep time TYPE FARE Airplane-d (Total no of seats o of avail seats LEG INSTANCET Date --I ASSIGNED AIRPLANE Customer name Cphone Seat no RESERVATION Notes: A LEG (segment) is a nonstop portion of a flight. A LEG INSTANCE is a particular occurrence SEAT of a LEG on a particular date