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 low placenta and bled twice big around 1 am. Was that coincidence? 
 Sentence2: Can sudden heavy bleeding be cause by your placenta lying low?

Output: Similar


Input: Consider Input: Sentence1: Severe jaw joint pain started 24 hours ago, right side. Pain when opening mouth and clenching. Should I go to the ER? Worse as day went on. TMJ? 
 Sentence2: I have TMJ and it has become worse in last 1 week with severe pain of jaw on right side, especially on opening mouth and on clenching. It has been very difficult to talk. I have my doctor's appointment scheduled for tomorrow. What can I do for relief in the meanwhile?

Output: Dissimilar


Input: Consider Input: Sentence1: How can I prevent orthostatic hypotension? 
 Sentence2: What are some preventive measures for orthostatic hypotension?


Output: Similar