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.

Input: Consider Input: Sentence1: Dry, flaky skin on the outer skin of lips all the time. Why does this happen?
Sentence2: I have dry, chaped lips with a cold sore. How long does it take to heal?

Output: Dissimilar

Input: Consider Input: Sentence1: I was diagnosed w/ Chlamydia on 9/29/2015. Treated the same day. Tested on 11/16/2015, came back positive. I haven't had sex since the 1st test. How?
Sentence2: What is the treatment for recurrent Chlamydial infections?

Output: Dissimilar

Input: Consider Input: Sentence1: 21 yr female sexually active have an increase in appetite stay hungry and more bowel movements what could be wrong ?
Sentence2: Can sexual intercourse stimulate one's appetite and gut movements?
Output: Dissimilar