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.

[Q]: Sentence1: Why is it that some nutrients bypass the liver entirely? 
 Sentence2: Are all medications absorbed by the liver?
[A]: Dissimilar


[Q]: Sentence1: What quantity of lortab 10mg equal 15mg oxycodone? 
 Sentence2: I took two pills of lortab 10mg 4 hours ago. I forgot about that and I took a pill of oxycodone 15mg a couple of minutes for my severe headache. Do they interact with each other? Will I be okay?
[A]: Dissimilar


[Q]: Sentence1: I have been seeing my periods every 2 weeks for numerous months, i used to be very regular, & I am a lot heavier please can u help? 
 Sentence2: What are symptoms of endometriosis? Could frequent bleeding every 2 weeks be due to it?
[A]:
Dissimilar