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: I was diagnosed w/ Chlamydia on 9/29/2015. Treated the same day. Tested on 11/16/2015, came back positive. I haven't had sex since the 1st test. How? 
 Sentence2: What is the treatment for recurrent Chlamydial infections?
[A]: Dissimilar


[Q]: Sentence1: Can you take tylenol (acetaminophen) and Advil together? Can you take tylenol (acetaminophen) and Advil together? 
 Sentence2: I am having severe pain, can I take Advil and Tylenol (acetaminophen) together?
[A]: Similar


[Q]: Sentence1: If your number two is hard and dark what does that mean? 
 Sentence2: What can cause a hard and dark stool?
[A]:
Similar