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: 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? 

A: Similar
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Q: Sentence1: Can you take l-lysine while trying to become pregnant? 
 Sentence2: Is L-lysine safe while trying for conception?

A: Similar
****
Q: Sentence1: What increases blood coagulation? 
 Sentence2: I am suddenly having issues with oncreased blood coagulation. Though I am seeing a doctor, I'd like to understand how that might have happened?

A:
Similar
****