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 best mosquito repellent?
 sentence 2: What are some good mosquito repellents for dogs? sentence 1: What makes Steinway pianos the most popular ones among the pianists?
 sentence 2: Pianists: Where can I play a grand and/or upright piano, besides at churches? I am unable to buy one, and I would love to be able to play one daily, if possible. I am willing to pay a fee to do so. sentence 1: How can I detox from meth quickly?
 sentence 2: How can I prevent champagne from going bad too quickly?
not same meaning
not same meaning
not same meaning
not same meaning