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: What might cause a slightly dilated common bile duct when all of the other organs look good? 
 Sentence2: What can be done if the common bile duct is dilated?
[A]: Dissimilar


[Q]: Sentence1: I can't see in the dark as well as others can? Do I need carrots or vitamin a? 
 Sentence2: Can deficiency of Vitamin A result in inability to see in dark?
[A]: Dissimilar


[Q]: Sentence1: 35 years old female no heart problems, sharp pain in chest/heart. Only last a min. Hits anytime driving sitting takes my breath away, happening more? 
 Sentence2: Very short lasting but acute chest pains for a few weeks now, with no past history of chest/cardiac disease could indicate something serious?
[A]:
Similar