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 Q]: Sentence1: My eyebrows and hair fallout a lot and my eyebrows don't grow back atall or grow really fast. I even used rogaine (minoxidil) to grow my eyebrows &didn't work. 
 Sentence2: What is the cause of eyebrows and hair fall?
[EX A]: Dissimilar

[EX Q]: Sentence1: I fell on my back at work and I'm having extreme pain in my left shoulder blade. I can't move it at all without bursting into tears. What should I do? 
 Sentence2: My left shoulder seems to be stiff and painful for sometime now. I'm a diabetic and wanted to know if this could be frozen shoulder?
[EX A]: Dissimilar

[EX Q]: Sentence1: Is it possible to buy some ilosone (erythromycin estolate) without prescription? 
 Sentence2: Is erythromycin estolate a prescribed medication?
[EX A]:
Similar