sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: How can one run Windows OS on a Mac?
 sentence 2: How can you put Windows OS on a Mac? sentence 1: My toe nails are too painful (not blue/black) after long run. What might be the reason?
 sentence 2: Why do my toe nails look black? sentence 1: What is a consultant and what do they do?
 sentence 2: What does a business consultant do? sentence 1: What are the most overlooked facts/incidents about Native Americans before the European colonization of the US?
 sentence 2: How do I start building a career in artificial intelligence?
not same meaning
same meaning
not same meaning
same meaning
not same meaning