Database: real_estate_properties

Question: How many available features are there in total?
SQL: SELECT count(*) FROM Other_Available_Features

Question: What is the feature type name of feature AirCon?
SQL: SELECT T2.feature_type_name FROM Other_Available_Features AS T1 JOIN Ref_Feature_Types AS T2 ON T1.feature_type_code  =  T2.feature_type_code WHERE T1.feature_name  =  "AirCon"

Question: Show the property type descriptions of properties belonging to that code.
SQL: SELECT T2.property_type_description FROM Properties AS T1 JOIN Ref_Property_Types AS T2 ON T1.property_type_code  =  T2.property_type_code GROUP BY T1.property_type_code