sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: What is the perception of black women in Japan?
 sentence 2: Why do people call black women purple? sentence 1: How can I avoid getting purple spots on my tongue?
 sentence 2: How can I treat purple spots on my tongue? sentence 1: Which colors match pink?
 sentence 2: What are the best colors to contrast pink?
not same meaning
not same meaning
not same meaning
not same meaning