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: Hi there are you able to help.me please Dr. Eric Kelts? I think I have a trapped nerve and its traveling from the bottom of my back down my legs, which I think may be siataca I'm not quite sure but I'm in agony. Cant move at all with my back! I struggled 
 Sentence2: What is sciatica and what are the symptoms?

Output: Dissimilar


Input: Consider Input: Sentence1: 3wks postop GB removal.very nauseous, pain, and headache.getting an ultrasound tomorrow to check for fluids.could this be the cause? 
 Sentence2: What are some post operative effects of gall bladder removal? Can one experience nausea or pain a while after the surgery?

Output: Dissimilar


Input: Consider Input: Sentence1: Had Yellow stool for almost 4months with no other symptoms,it turned to dark green 3days ago,no iron supplements Should i worry ? 
 Sentence2: What could the cause of green colored stools with no symptoms?


Output: Dissimilar