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.

Ex Input:
Who first made the mechanical clock ?

Ex Output:
Good


Ex Input:
What is silk-screen printing ?

Ex Output:
Good


Ex Input:
Where are afferent neurons located ?

Ex Output:

Good