sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: If the president is impeached, who assumes the office?
 sentence 2: What are the chances that the next president will be impeached? sentence 1: Which is the best country to live in the world?
 sentence 2: What is the best country to live In?  sentence 1: If you want to build a LEGO set and keep it intact permanently is it a good idea to superglue the elements together (studs to element undersides)?
 sentence 2: What is the best LEGO set of all time?
not same meaning
not same meaning
same meaning
not same meaning