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: On the top right side of my head, I have this random pulsing feeling? Like someone is tapping their finger on this one small spot. It's not painful. 
 Sentence2: What causes a pulsatile feeling on the right side of the forehead?
Example Output: Similar

Example Input: Sentence1: What does it mean to have sporadic headaches? 
 Sentence2: I have tension headaches and have been under lot of stress. What do you recommend i do?
Example Output: Dissimilar

Example Input: Sentence1: Day 2 with tender,bloated,bruised feeling,hurts when I stand,move around,laugh or sit. lower abdominal/pelvic area. no uterus taken out 1yr ago. 
 Sentence2: I have been experiencing lower abdomen/pelvic pain on standing, sitting, laughing or moving around for last 2 days. It has been tender, bloated as well. I underwent hysterectomy a year ago, so I know it is not due to that. I have been working out and lifting heavy weights a lot lately. What can I do for relief?
Example Output:
Dissimilar