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: All of a sudden my ears stopped producing ear wax. What could be the cause? 
 Sentence2: Can I use q-tip to clear the ear wax?
Example Output: Dissimilar

Example Input: Sentence1: Can allergies to tooth paste ingredients cause diarrhea and stomach pains? 
 Sentence2: Do you think someone can be allergic to toothpaste ingreedients resulting in diarrhea and stomach pain?
Example Output: Similar

Example Input: Sentence1: Can oral sex interfere with cervical cerclage surgery? 
 Sentence2: I had cervical cerclage at 14 weeks pregnancy and was asked to avoid sexual activity. What are my risks of preterm birth? Does having sex result in any complications?
Example Output:
Dissimilar