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)"
### Context: CREATE TABLE table_17288869_7 (date VARCHAR, high_rebounds VARCHAR) ### Question: On what day did Dirk Nowitzki (14) have a high rebound?  ### Answer: SELECT date FROM table_17288869_7 WHERE high_rebounds = "Dirk Nowitzki (14)"