TASK DEFINITION: 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.
PROBLEM: Sentence1: Can obesity cause bilateral pitting edema? And how to get rid of it? 
 Sentence2: Is it possible to get pitting edema on both sides because of being obese? How can it be treated?

SOLUTION: Similar

PROBLEM: Sentence1: I took Plan B on Feb. 11th, 2015 after having unprotected sex two days before. Now tonight I had protected sex, but the condom broke. I am wondering if the Plan B is still effective 5 days later? And if not, is it safe to consume another Plan B pill? 
 Sentence2: Hello doctor, I am of 18 years age and I had unprotected sex. Can I take Plan B? Do I need a prescription?

SOLUTION: Dissimilar

PROBLEM: Sentence1: How do you fix loose upper dentures? 
 Sentence2: I have loose upper dentured and I want to know hot to fix them?

SOLUTION:
Similar