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: Can dental sealants be safely removed if there is decay under them without the use of a drill? If so, how will it be done? 
 Sentence2: I have tooth decay and I got dental sealant on my tooth but I want to get it removed. I am wondering if that can be done safely without using drill. If yes, can you tell me the procedure of its removal? 

Output: Similar


Input: Consider Input: Sentence1: What does spinning around do to the brain to cause you to vomit? 
 Sentence2: I have been noticing ringing in the ears, spinning sensation of the head, vomiting and headache. Does it mean something is wrong with my brain?

Output: Dissimilar


Input: Consider Input: Sentence1: Had sex using condom and withdrawal 1 week after start of last period. Not on bc. Now having lower stomach pressure period due in one week. Pregnant? 
 Sentence2: After a week after my last period, I had intercourse using a condom and withdrawal method. I am not on birth control. I have lower abdominal pressure and cramps and my period is due in a week. Am I pregnant?


Output: Similar