Task: Text Matching
Input (English): Sentence1: Clicking sound comes and goes when heart beats. Upper left chest sharp pain and the pain goes through ribs to upper back left side. I'm 20 years old? 
 Sentence2: I have been having panic attacks for a few months now and have chest pain along with breathing difficulty and palpitations. How do I know this is not heart related?
Output (English): Dissimilar