instruction:
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.
question:
Sentence1: I took Plan B on Feb. 11th, 2015 after having unprotected sex two days before. Now tonight I had protected sex, but the condom broke. I am wondering if the Plan B is still effective 5 days later? And if not, is it safe to consume another Plan B pill? 
 Sentence2: Hello doctor, I am of 18 years age and I had unprotected sex. Can I take Plan B? Do I need a prescription?
answer:
Dissimilar


question:
Sentence1: Chest keeps popping i don't know why  went to the doctor and they said , y chest was inflamed is the anything that can make the inflammation go away? 
 Sentence2: My doctor said  that I have chest inflammation as my chest kept popping at times.Could you suggest some remdies? 
answer:
Similar


question:
Sentence1: I am noticing little red bumps on the skin near my labia? 
 Sentence2: The skin near by labia, seems a bit swollen, does that mean I have an STD?
answer:

Dissimilar