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 dementia cause ANS dysfunction? If so how? 
 Sentence2: How can dementia cause ANS dysfunction?

SOLUTION: Similar

PROBLEM: Sentence1: Is there a way I can talk to someone about the subscription I just purchased for your service? 
 Sentence2: I just subscribed for your service and is there some one I can talk to here?

SOLUTION: Similar

PROBLEM: Sentence1: Extreme pain in one leg like cramp. What to do next time? 
 Sentence2: I have been noticing visible veins on the legs for a few months now and have been having leg cramps during evenings and night. What can I do to help while I wait for my appointment?

SOLUTION:
Dissimilar