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.
--------
Question: Sentence1: What are the signs of having frostbite? 
 Sentence2: Can you tell me how frostbite is caused and what are the symptoms that one has it?

Answer: Similar


Question: Sentence1: The lower right side of my face hurts when I open my mouth. Anybody have any idea? Could it be tmj? 
 Sentence2: I have TMJ and I take over the counter pain killer medications when the pain is severe but there hasn't been much relief lately. What else should I do for relief?

Answer: Dissimilar


Question: Sentence1: I took 20mg of Prozac (fluoxetine) for 4 days. I have been off of it for 3 days. How long does it take to get out of my system? 
 Sentence2: I have been prescribed 20 mg of Prozac ( fluoxetine)  for 4 days but I think I took 3 tablets in one go. Do you think self induced vomiting can help me to get it out of my system?

Answer:
Dissimilar