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 grandfather has lung cancer and has it in his heart. He hasnt been making a lot of sense and has been falling alot. The hospice nurse took him off diuretic meds.About how long does he have? I live in a different state and would like to be there? 
 Sentence2: I am worried about my grandfather. He has been hospiced for lung cancer which has spread to his heart. Recently, he has been losing consciousness and seems to be talking illogical. He has been taken off the diuretics. I want to know how much time does he have? I want to be with him in his last days.
[EX A]: Similar

[EX Q]: Sentence1: On second depo shot can it make your boobs hurt? Be sore can it also darken your nipples? 
 Sentence2: Can depo shots darken your nipples and make the boobs hurt? 
[EX A]: Similar

[EX Q]: Sentence1: I workout pretty hard and recently my knee has been clicking when I walk down stairs or try to do any leg exercises. No pain. What could this be? 
 Sentence2: Without knowing the cause, is there a way to reduce a constant clicking sound in the knee?
[EX A]:
Dissimilar