What was the fastest lap for Grand Prix dutch tt?
CREATE TABLE table_name_56 (fastest_lap VARCHAR, grand_prix VARCHAR)
SELECT fastest_lap FROM table_name_56 WHERE grand_prix = "dutch tt"
### Context: CREATE TABLE table_name_56 (fastest_lap VARCHAR, grand_prix VARCHAR) ### Question: What was the fastest lap for Grand Prix dutch tt? ### Answer: SELECT fastest_lap FROM table_name_56 WHERE grand_prix = "dutch tt"