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 Q]: Sentence1: On second depo shot can it make your boobs hurt? Be sore can it also darken your nipples? 
 Sentence2: Can depo shots darken your nipples and make the boobs hurt? 
[EX A]: Similar

[EX Q]: 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 A]: Dissimilar

[EX Q]: Sentence1: What amount of niacin flush should I take to clean my system free of thc? 
 Sentence2: Can a niacin flush help clean the body of any residual THC
[EX A]:
Similar