sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: A polygon has 170 diagonals. How many sides will it have?
 sentence 2: How can you draw a polygon with 6 sides and 6 angles? sentence 1: How do I prepare for a software engineering job interview?
 sentence 2: How do I prepare for the Juniper software engineer interview? sentence 1: What is the best price to buy a share?
 sentence 2: What are the best shares to buy within 500 rupees? sentence 1: What are some of the best books ever written?
 sentence 2: The best book you have ever read?
not same meaning
not same meaning
not same meaning
not same meaning
same meaning