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.

Example Input: Sentence1: How do I calculate the number of days that my period lasts? It flows for like 6 days, but on the 7th day it drops just little like spotting. Please 
 Sentence2: I need some help understanding the duration of my period. If my bleeding lasts for 6 days and on 7th day, I have very light bleeding, what would be the duration of my period?
Example Output: Similar

Example Input: Sentence1: What are the causes of lower back pain in women? 
 Sentence2: My mom often says she has lower back ache. My aunt complains of the same. What could be the causes of lower back ache in women?
Example Output: Similar

Example Input: Sentence1: Sign of pregnant in 1 month? Delayed menstrual cycle, is sign o pregnant? 
 Sentence2: Can a BC result in delayed menstrual cycle?
Example Output:
Dissimilar