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.

Sentence1: What to do if I have some symptoms thought that i don't know if they could be PMS or pregnancy ? 
 Sentence2: How can I differentiate between PMS and pregnancy symptoms?
Similar

Sentence1: Has anyone else had nasty side effects from taking alendronate/fosamax for osteoporosis? 
 Sentence2: I have been prescribed alendronate/fosamax for ostoporosis. Does these medication gives you side effects? Has anyone from your practice has reported about them?
Similar

Sentence1: I have had some pregnancy symptoms and I was four days late and had some brown discharge around the time of period and 2 nurses said they think I am? 
 Sentence2: I started taking birth control pills last month and I had unprotected intercourse a couple of weeks ago. I missed my period by 4 days and I notice on & off spotting. I am not worried about pregnancy as I have been taking the pills regularly but I am just concerned about my cycles. When will I get my next period?

Dissimilar