You will be given a definition of a task first, then some input of the task.
Given a sentence, judge the quality of this sentence by indicating "Good" and "Bad". The quality depends on the grammar and the meaning of the sentence. If a sentence is easily understandable, and doesn't have grammatical errors, answer with "Good", otherwise answer with "Bad".

"bilge ( n .) A variant of bulge . Simmon's American Cookery tells us.
Output:
Bad