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.

Example Input: Sentence1: What does t means a positive ANA test and ifa? 
 Sentence2: Do I need to be fasting before taking ANA test?
Example Output: Dissimilar

Example Input: Sentence1: Had unpro sex the last day iovulated 30th he cummed 2x in me , my per was due 13 but igot it on the 14 howcome ididnt get pregnant ?:/iwant a baby 
 Sentence2: My period is late by 5 days and had protected sex during the last cycle and he did not ejaculate inside me. I also took a morning after pill. What are my chances of pregnancy? 
Example Output: Dissimilar

Example Input: Sentence1: Smoked half a pack year when I was 20 and quit. Will my lungs ever be healthy, also what long term damage if any should I be concerned about? 
 Sentence2: When I was 20 years, I smoked half a packet of cigarettes and I quit. Will my lungs be healthy and may I know what is the longterm damage and should  b concerned?
Example Output:
Similar