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.

Ex Input:
Sentence1: 36 M with clean cardiac echo stress and lipids. No risk factors. Pain in lower back and localized pain in upper left chest for 9 mths. Cardiac? Scared 
 Sentence2: I have been having some chest pain for a few hours now. Can my anxiety be causing it?

Ex Output:
Dissimilar


Ex Input:
Sentence1: Symmetrical legs & feet; numb, weak & tingly. Painful to walk @rest, both feet throb til they both go "numb". Is this due to my chronic back pain? 
 Sentence2: I have chronic back pain. Recently I started experiencing numbness, weakness and tingling sensation on both legs and feet, that hurt on walking. At rest, my legs and feet throb until numbness sets in. Is this due to my back ache?

Ex Output:
Similar


Ex Input:
Sentence1: What does spinning around do to the brain to cause you to vomit? 
 Sentence2: I have been noticing ringing in the ears, spinning sensation of the head, vomiting and headache. Does it mean something is wrong with my brain?

Ex Output:

Dissimilar