When 129 is the number in the series who is the writer?
CREATE TABLE table_228973_7 (written_by VARCHAR, no_in_series VARCHAR)
SELECT written_by FROM table_228973_7 WHERE no_in_series = 129
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_228973_7 (written_by VARCHAR, no_in_series VARCHAR) Question: When 129 is the number in the series who is the writer? [/INST] SELECT written_by FROM table_228973_7 WHERE no_in_series = 129 </s>