What is the purpose for the katherine freq of 8rn?
CREATE TABLE table_name_50 (purpose VARCHAR, freq_currently VARCHAR, area_served VARCHAR)
SELECT purpose FROM table_name_50 WHERE freq_currently = "8rn" AND area_served = "katherine"
### Context: CREATE TABLE table_name_50 (purpose VARCHAR, freq_currently VARCHAR, area_served VARCHAR) ### Question: What is the purpose for the katherine freq of 8rn? ### Answer: SELECT purpose FROM table_name_50 WHERE freq_currently = "8rn" AND area_served = "katherine"