what is the class of the station with erp w more than 30?
CREATE TABLE table_name_54 (class VARCHAR, erp_w INTEGER)
SELECT class FROM table_name_54 WHERE erp_w > 30
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_54 (class VARCHAR, erp_w INTEGER) Question: what is the class of the station with erp w more than 30? [/INST] SELECT class FROM table_name_54 WHERE erp_w > 30 </s>