In this task you are given a medical question pair hand-generated. Your task is to classify a given post into two categories 1) 'Similar' if the given two questions have a same connotation 2) 'Dissimilar' if the given two questions have a different connotation or meaning.
Q: Sentence1: Is it possible for common antacids to neutralize the acid that plaque produces and causes cavities?
Sentence2: Can antacids help prevent cavities?
A:
Similar