You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
Read the given query and classify it as a 'Good' or 'Bad' query depending on how well the query is formed, 'Bad' being the expected output for a not so well formed query and 'Good' being the expected output for a well formed query. A query may be wrong based on common sense or general facts, but if it is well formed, you should answer with Good.

What is the scientific name of the tortoise ?
Solution: Good
Why? The output for the query is Good because the query has no grammatical, punctuation or spelling errors.

New input: How do you change file extensions for quicktime ?
Solution:
Good