sentence 1: How do I know if I'm good?
 sentence 2: How do I know what I'm good at? sentence 1: What was the significance of the battle of Somme, and how did this battle compare and contrast to the Battle of Bataan?
 sentence 2: What was the significance of the battle of Somme, and how did this battle compare and contrast to the Battle of Yalu River? sentence 1: Can you take Aleve with ibuprofen?
 sentence 2: Would it be okay to take 1000mg of ibuprofen?
not same meaning
same meaning
not same meaning