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.

Sentence1: What are the causes of lower back pain in women? 
 Sentence2: My mom often says she has lower back ache. My aunt complains of the same. What could be the causes of lower back ache in women?
Similar

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?
Dissimilar

Sentence1: Unexplained numbness and sharp stabbing pain in the left side of my body. Suggestions? 
 Sentence2: I have neck pain, numbness and sharp shooting pain in the left arm.  What could it be from?

Dissimilar