Who wrote the episode whose director is Karen Gaviola?
CREATE TABLE table_23799653_1 (written_by VARCHAR, directed_by VARCHAR)
SELECT written_by FROM table_23799653_1 WHERE directed_by = "Karen Gaviola"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23799653_1 (written_by VARCHAR, directed_by VARCHAR) Question: Who wrote the episode whose director is Karen Gaviola? [/INST] SELECT written_by FROM table_23799653_1 WHERE directed_by = "Karen Gaviola" </s>