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: Hi. I have been having ear pain in my right ear. It started on Thursday maybe and It just keeps hurting.? 
 Sentence2: I have been having constant pain in my right ear since Thursday, What should I do?
Example Output: Similar

Example Input: Sentence1: I got on the Birth Control shot on a Friday and had sex on Wednesday if he ejaculated can I still get pregnant? 
 Sentence2: Am I safe having sex two days after getting Birth Control Shot?
Example Output: Similar

Example Input: Sentence1: Is it safe to use silicone gel sheet on acne scar on the face? 
 Sentence2: I have been using silicone gel sheets for my acne but heard they are not very safe. What would you recommend I do? Are there any creams I can use?
Example Output:
Dissimilar