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: I have a flu with dry cough and in the morning it's phlem. What cough syrup would be suitable? Also aches and probably a UTI so getting that checked. 
 Sentence2: What could be the cause of dry cough which is productive in the morning? Can UTI medications result in cough? I am on antibiotic for UTI.
Dissimilar

Sentence1: The 2nd person closest to me had a cold sore and passed it to  the person next to me who hit it and passed it to me (glass pipe) am i at risk? 
 Sentence2: I was wondering if I am at risk of acquiring cold sore, after I had come in close contact with a person who had a cold sore, which was passed from the person next to them. 
Similar

Sentence1: I quit smoking. How many years until my lungs are clean? 
 Sentence2: How many years of smoking can cause lung cancer?

Dissimilar