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: I quit smoking. How many years until my lungs are clean?
Sentence2: How many years after quitting smoking do the lungs get back to normal?
A:
Similar