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: How long after conception does implantation bleeding start? Last period 11/13-18 unprotected sex nov 25 
 Sentence2: Hello doctor, I am on birth control pills and I am sexually active. I am spotting now after 3 weeks and is it withdrawal bleeding or implantation bleeding? 
answer:
Dissimilar


question:
Sentence1: Noticed small purple black lumps under foreskin on penis and one on penis head - (this one was already present before sex). Could it be genital warts? 
 Sentence2: Does genital warts present as small purple black lumps on foreskin and head of penis? 
answer:
Similar


question:
Sentence1: What are the treatment options for frequent urination? 
 Sentence2: I have frequent urination for the past 2 days, how can I treat it?
answer:

Similar