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.

Example Input: Sentence1: What are the signs of having frostbite? 
 Sentence2: Can you tell me how frostbite is caused and what are the symptoms that one has it?
Example Output: Similar

Example Input: Sentence1: How do I calculate the number of days that my period lasts? It flows for like 6 days, but on the 7th day it drops just little like spotting. Please 
 Sentence2: I need some help understanding the duration of my period. If my bleeding lasts for 6 days and on 7th day, I have very light bleeding, what would be the duration of my period?
Example Output: Similar

Example Input: Sentence1: How long does the implantation bleeding last? Is is as heavy as normal periods? 
 Sentence2: How does implantation bleeding present?
Example Output:
Similar