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 Input:
Sentence1: Just saw marble size black lump in bm. Thought possibly just food so poked at it w/latex glove. Def not food, it's poo. Red blood lately too. Already did ibd workup (neg). Temp 99.5 for a month. Er? 
 Sentence2: I have a hemorrhoid and frequently get blood in stools, how can I keep it in check?

Ex Output:
Dissimilar


Ex Input:
Sentence1: Hello I have back spasms that flare up every now and then. I've done heat and ice rotate. Tried naproxen looked at my diet and take vitamins? 
 Sentence2: I have been having intense back spasms and none of the basic measures are helping. What should I do?

Ex Output:
Similar


Ex Input:
Sentence1: I having a flexible sigmoidoscopy and I have fleet ready to use when do I use it before going in to hospital ? 
 Sentence2: I have a flexible sigmoidoscopy scheduled this evening and I used the fleet enema a while ago. My abdomen hurts a lot and I had watery stools just now, is this normal?

Ex Output:

Dissimilar