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: Does anyone know what can cause severe leg pain in both legs especially at night? 
 Sentence2: Why am I having severe pain in the legs at night?
[EX A]: Similar

[EX Q]: Sentence1: How are baby and adult cartilage different? 
 Sentence2: Can some injuries to baby cartilage during birth affect the adult cartilage or how their bones will grow in future?
[EX A]: Dissimilar

[EX Q]: Sentence1: How long after a aneurysm surgery do you have to stay off work? 
 Sentence2: What is the recovery time after undergoing surgery for an aneurysm?
[EX A]:
Similar