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: Nausea everyday missed period headaches but not pregnant what could be wrong? 
 Sentence2: I feel sick every day in the morning along with throbbing headache. I missed my period by a week this month. Am I pregnant?

Output: Dissimilar


Input: Consider Input: Sentence1: What are the main signs of staph infection? 
 Sentence2: How do I know if I have a staph infection?

Output: Similar


Input: Consider Input: Sentence1: Is a two day period with light cramps normal? I usually have it for 3-4 days with very bad cramps. Could i be pregnant? 
 Sentence2: How long does a period last when one is pregnant?


Output: Dissimilar