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.

Input: Consider Input: Sentence1: Dizziness and light headed, what can cause this?
Sentence2: I have not been sleeping well for the past few days and it is annoying. Can this be causing dizziness and lightheadedness.

Output: Similar

Input: Consider Input: Sentence1: What is gastrointestinal influenza? Is it contagious?
Sentence2: I have diarrhea with blood in stools, vomiting, nausea, fever and abdominal pain for 10 days now. Does that sound like stomach bug?

Output: Dissimilar

Input: Consider Input: Sentence1: What causes kidney stones ? Is it in the genes or diet
Sentence2: I have a family history of recurrent kidney stones. Can you tell me what long-term options are available for treatment?
Output: Dissimilar