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: Is a brain injury/ brain damage considered to be the same as a mental illness? 
 Sentence2: May I know if brain injury and damage is same as mental illness?
[A]: Similar


[Q]: Sentence1: I have been on klonopin (clonazepam) for my gad for about 4 years, 2mg a day. How long will the withdrawals last? Or when is it out of my system? 
 Sentence2: Hello doctor, I am diagnosed with GAD and was given Klonopin an I have been on the medication for few months. Now, the medication is not helping and my doctor wants to change me to celexa. Can I know about the side effects and efficacy of each? Which medication do you think is better?
[A]: Dissimilar


[Q]: Sentence1: I got electrocuted i was replacing a wire on my car and i accidentally touched it wth a screwdriver and got shocked i felt it go up my armswillibe ok? 
 Sentence2: What level of electric shock can prove fatal for the human body?
[A]:
Dissimilar