instruction:
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.
question:
Sentence1: What does it mean to have sporadic headaches?
Sentence2: I have been experiencing sporadic headaches. What does that indicate?
answer:
Similar

question:
Sentence1: I Have a tiny lump on the upper left side of my back. I have had it for about 2 months now. It is like a little grey spot. So please help.?
Sentence2: What is the management of tiny lumps that come up on the back and present as spots on the skin?
answer:
Dissimilar

question:
Sentence1: Whats an over-the-counter drug for chron's desease?
Sentence2: May I know what are the over counter drugs which can be taken for Crohn's?
answer:
Similar