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 Have a tiny lump on the upper left side of my back. I have had it for about 2 months now. It is like a little grey spot. So please help.? 
 Sentence2: What is the management of tiny lumps that come up on the back and present as spots on the skin?
[A]: Dissimilar


[Q]: Sentence1: Is there any way to stop my period for a little while without a prescription? 
 Sentence2: Are there any natural ways to stop my period without having to visit a local doctor?
[A]: Similar


[Q]: Sentence1: Can contact dermatitis cause scarring? 
 Sentence2: I have a rash due to contact dermatitis as diagnosed by my doctor. I am worried about scarring due to this. Does dermatitis usually result in scarring?
[A]:
Similar