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 Input:
Sentence1: Is it safe to take a probiotic while breastfeeding? 
 Sentence2: I have some diarrhea but I am breatsfeeding my 6 month old, so I want to avoid any antibiotics, but are probiotics safe?

Ex Output:
Similar


Ex Input:
Sentence1: I've got a bench with a barbell, dumbbells, pull up bar, and a treadmill, what are some workouts i could do to gain muscle? 
 Sentence2: Could you give me some tips for muscle gain while at the gym? Any specific exercises?

Ex Output:
Similar


Ex Input:
Sentence1: What muscles contribute to lower back pain? 
 Sentence2: I lifted heavy weights 2 days ago. I have been expeirencing severe lower back ache ever since. I believe I may have strained my lower back muscles but I am worried it may have caused disc bulge in my lower spine. What could be the chances?

Ex Output:

Dissimilar