Who won silver in the year before 2010, the year Chan Ming Shu won gold?
CREATE TABLE table_name_21 (silver VARCHAR, year VARCHAR, gold VARCHAR)
SELECT silver FROM table_name_21 WHERE year < 2010 AND gold = "chan ming shu"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_21 (silver VARCHAR, year VARCHAR, gold VARCHAR) Question: Who won silver in the year before 2010, the year Chan Ming Shu won gold? [/INST] SELECT silver FROM table_name_21 WHERE year < 2010 AND gold = "chan ming shu" </s>