sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: What do you expect the world to look like in 2020, 2030, 2040 etc?
 sentence 2: What will PCs look like in 2020? sentence 1: How many seats will JBIMS offer for 2017-2019 batch?
 sentence 2: How many seats will be there in IIT-JEE 2017 examination? Does that mean entrance to top private colleges will become less crowded? sentence 1: What does Batman do?
 sentence 2: What is Batman's personality like?
not same meaning
not same meaning
not same meaning
not same meaning