sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: Does taking NSAIDs after a flu shot reduce the immunological response?
 sentence 2: What are the disadvantages of getting flu and cold shots in winter? sentence 1: What is the difference between painting and sculpture?
 sentence 2: What's the differences between realism painting and impressionism paintings? sentence 1: Can one overdose on Zoloft (sertraline)? How much would be required?
 sentence 2: Is Sertraline safe for long term use?
not same meaning
not same meaning
not same meaning
not same meaning