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.

Input: Consider Input: Sentence1: I had a root canal 3 months ago but tooth is still sensitive to hot. What could be the reason? 
 Sentence2: I have cavities in my tooth and my dentist advised to get root canal done. Can you tell me if the procedure is painful and how much time will it take?

Output: Dissimilar


Input: Consider Input: Sentence1: How come so many medical doctors do not believe that adrenal fatigue is a real issue? 
 Sentence2: I think I might have adrenal fatigue, what should I do because my doctor does not believe it is real?

Output: Dissimilar


Input: Consider Input: Sentence1: Dads HbA1C was 6.2 at 21/1/2015, he made diabetic diet: HbA1C was 6.0 at 4/4/2015, can he now check HbA1C again? 
 Sentence2: What is the significane of HbA1C?


Output: Dissimilar