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.

Example Input: Sentence1: Does anyone know about hCG levels associated with a partial molar pregnancy? 
 Sentence2: My doctor said I have partial molar pregnancy as my hcg levels are through the roof. Can you tell me what parameters and what levels of hcg indicates partial molar pregnancy exactly?
Example Output: Similar

Example Input: Sentence1: Why does my back hurt when I breathe or bend over? Its kind of in my upper middle back but just on the right side. 
 Sentence2: I started noticing pain in the upper middle back on the right side and hurts to breathe and bend over. Any idea what it could be?
Example Output: Similar

Example Input: Sentence1: I'm about 17 weeks pregnant and get cramps already; is that a scary thing? 
 Sentence2: I'm currently 20 weeks pregnant and have been noticing lower abdominal pain and light bleeidng. Should I be worried? 
Example Output:
Dissimilar