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: Can contact dermatitis cause cutting of the vagina? 
 Sentence2: My sister has contact dermatitis with cuts in her vagina. She says it is very uncomfortable and hurts to walk. What can she do for relief?
Example Output: Dissimilar

Example Input: Sentence1: Please help! What is the survival rate of malignant meningioma? 
 Sentence2: What is the prognosis for a patient of malignant meningioma?
Example Output: Similar

Example Input: Sentence1: Can you tell me how is an echocardiography performed? 
 Sentence2: I have an Echocardiography scheduled for tomorrow, why would my doctor have scheuled one?
Example Output:
Dissimilar