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.

[EX Q]: Sentence1: I smoke and drink alcohol, is my sperm healthy? Can it last 7 days inside the uterus? 
 Sentence2: I usually smoke and drink alcohol, is my sperm healthy enough to last inside the uterus for 7 days or more? 
[EX A]: Similar

[EX Q]: Sentence1: Is taking 5mg of prednisone daily for a year considered fairly safe? 
 Sentence2: I'm currently 5 weeks pregnant and have asthma. Is it sfae to take prednisone?
[EX A]: Dissimilar

[EX Q]: Sentence1: I workout pretty hard and recently my knee has been clicking when I walk down stairs or try to do any leg exercises. No pain. What could this be? 
 Sentence2: I have noticed a clicking of the knee joint whe walking downstairs. Surprisingly, there has been no pain. What is causing this?
[EX A]:
Similar