In which period did Stanislav Chistov get a penalty?
CREATE TABLE table_name_9 (period VARCHAR, player VARCHAR)
SELECT period FROM table_name_9 WHERE player = "stanislav chistov"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_9 (period VARCHAR, player VARCHAR) Question: In which period did Stanislav Chistov get a penalty? [/INST] SELECT period FROM table_name_9 WHERE player = "stanislav chistov" </s>