On what day did Dirk Nowitzki (14) have a high rebound? 
CREATE TABLE table_17288869_7 (date VARCHAR, high_rebounds VARCHAR)
SELECT date FROM table_17288869_7 WHERE high_rebounds = "Dirk Nowitzki (14)"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_17288869_7 (date VARCHAR, high_rebounds VARCHAR) Question: On what day did Dirk Nowitzki (14) have a high rebound?  [/INST] SELECT date FROM table_17288869_7 WHERE high_rebounds = "Dirk Nowitzki (14)" </s>