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.
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Question: Sentence1: My son's adult front tooth is very pointy.  Why is that? 
 Sentence2: Could there be a special reason why the adult tooth that my son has is so pointy?

Answer: Similar


Question: Sentence1: How to treat razor scar from shaving? 
 Sentence2: How can I prevent razor scars?

Answer: Dissimilar


Question: Sentence1: Is there a shot available i can take annually that will reduce my reaction to poison ivy? I asked my doc.'s nurse and she said she never heard of such a thing. 
 Sentence2: I was recently given a shot by my doctor's nurse. Now I am having posion ivy? Are they related? 

Answer:
Dissimilar