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: Why people with runny nose tend to have cracked lips?
Sentence2: I have a runny nose, congestion and a headache. My lips are also dry because of the dry weather. What can I try for all of these symptoms?
Example Output: Dissimilar

Example Input: Sentence1: Hello I have back spasms that flare up every now and then. I've done heat and ice rotate. Tried naproxen looked at my diet and take vitamins?
Sentence2: I have been having intense back spasms and none of the basic measures are helping. What should I do?
Example Output: Similar

Example Input: Sentence1: Are all lymph node removal surgeries cancerous in nature? Can you share some sources?
Sentence2: Does all cancer clearing surgery remove lymph nodes? Can you enlighten me with some relevant sources?
Example Output:
Similar