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 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?
[A]: Dissimilar

[Q]: Sentence1: Can contact dermatitis cause cutting of the vagina?
Sentence2: My sister has contact dermatitis with cuts in her vagina. She says it is very uncomfortable and hurts to walk. What can she do for relief?
[A]: Dissimilar

[Q]: Sentence1: Can eating fast really make one fat?
Sentence2: I put on some weight in last 2 months and I am wondering if eating fast can cause weight gain. Is that true?
[A]:
Similar