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 does spinning around do to the brain to cause you to vomit? 
 Sentence2: I have been noticing ringing in the ears, spinning sensation of the head, vomiting and headache. Does it mean something is wrong with my brain?

A: Dissimilar
****
Q: Sentence1: My bf fingrd me possibly sperm on his hands. His fingr was dry and all he did was wipe his penis wi/ a ppr twl. We don't think any got on his handspreg? 
 Sentence2: My BF fingered me, and I think his hands might have had some dried sperm, could I be pregnant?

A: Similar
****
Q: Sentence1: If I am allergic to normal earrings, can I put a coating of clear nail polish on the earring, or is that bad? I've read this on a few websites. 
 Sentence2: I am allergic to earrings and I applied a coat of clear nail polish on it as I read in an article that it avoids allergic reaction but it didn't help. I really like wearing earrings a lot. What should I do? Is there a solution?

A:
Dissimilar
****